diff --git a/.gitignore b/.gitignore
index 291ef60..d0754d1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,4 +42,7 @@ app.*.map.json
 /android/app/profile
 /android/app/release
 
-add_translation.py
\ No newline at end of file
+add_translation.py
+
+*/*/generated_*
+*/*/Generated*
\ No newline at end of file
diff --git a/assets/init.js b/assets/init.js
index 932590c..755df9b 100644
--- a/assets/init.js
+++ b/assets/init.js
@@ -699,7 +699,7 @@ class HtmlElement {
             doc: this.doc,
         })
         if(k == null) return null;
-        return new HtmlElement(k);
+        return new HtmlElement(k, this.doc);
     }
 
     /**
@@ -850,6 +850,7 @@ let console = {
  * @param id {string}
  * @param title {string}
  * @param subtitle {string}
+ * @param subTitle {string} - equal to subtitle
  * @param cover {string}
  * @param tags {string[]}
  * @param description {string}
@@ -859,10 +860,11 @@ let console = {
  * @param stars {number?} - 0-5, double
  * @constructor
  */
-function Comic({id, title, subtitle, cover, tags, description, maxPage, language, favoriteId, stars}) {
+function Comic({id, title, subtitle, subTitle, cover, tags, description, maxPage, language, favoriteId, stars}) {
     this.id = id;
     this.title = title;
     this.subtitle = subtitle;
+    this.subTitle = subTitle;
     this.cover = cover;
     this.tags = tags;
     this.description = description;
@@ -940,6 +942,33 @@ function Comment({userName, avatar, content, time, replyCount, id, isLiked, scor
     this.voteStatus = voteStatus;
 }
 
+/**
+ * Create image loading config
+ * @param url {string?}
+ * @param method {string?} - http method, uppercase
+ * @param data {any} - request data, may be null
+ * @param headers {Object?} - request headers
+ * @param onResponse {((ArrayBuffer) => ArrayBuffer)?} - modify response data
+ * @param modifyImage {string?}
+ *  A js script string.
+ *  The script will be executed in a new Isolate.
+ *  A function named `modifyImage` should be defined in the script, which receives an [Image] as the only argument, and returns an [Image]..
+ * @param onLoadFailed {(() => ImageLoadingConfig)?} - called when the image loading failed
+ * @constructor
+ * @since 1.0.5
+ *
+ * To keep the compatibility with the old version, do not use the constructor. Consider creating a new object with the properties directly.
+ */
+function ImageLoadingConfig({url, method, data, headers, onResponse, modifyImage, onLoadFailed}) {
+    this.url = url;
+    this.method = method;
+    this.data = data;
+    this.headers = headers;
+    this.onResponse = onResponse;
+    this.modifyImage = modifyImage;
+    this.onLoadFailed = onLoadFailed;
+}
+
 class ComicSource {
     name = ""
 
diff --git a/assets/translation.json b/assets/translation.json
index 36ba159..9917cd2 100644
--- a/assets/translation.json
+++ b/assets/translation.json
@@ -143,7 +143,7 @@
     "1. The directory only contains image files." : "1. 目录只包含图片文件。",
     "2. The directory contains directories which contain image files. Each directory is considered as a chapter." : "2. 目录包含多个包含图片文件的目录。每个目录被视为一个章节。",
     "If the directory contains a file named 'cover.*', it will be used as the cover image. Otherwise the first image will be used." : "如果目录包含一个名为'cover.*'的文件，它将被用作封面图片。否则将使用第一张图片。",
-    "The directory name will be used as the comic title. And the name of chapter directories will be used as the chapter titles." : "目录名称将被用作漫画标题。章节目录的名称将被用作章节标题。",
+    "The directory name will be used as the comic title. And the name of chapter directories will be used as the chapter titles.\n" : "目录名称将被用作漫画标题。章节目录的名称将被用作章节标题。\n",
     "Export as cbz": "导出为cbz",
     "Select a cbz file." : "选择一个cbz文件",
     "A cbz file" : "一个cbz文件",
@@ -191,7 +191,25 @@
     "Quick Favorite": "快速收藏",
     "Long press on the favorite button to quickly add to this folder": "长按收藏按钮快速添加到这个文件夹",
     "Added": "已添加",
-    "Turn page by volume keys": "使用音量键翻页"
+    "Turn page by volume keys": "使用音量键翻页",
+    "Display time & battery info in reader":"在阅读器中显示时间和电量信息",
+    "EhViewer downloads":"EhViewer下载",
+    "Select an EhViewer database and a download folder.":"选择EhViewer的下载数据（导出的db文件）与存放下载内容的目录",
+    "(EhViewer)Default": "(EhViewer)默认",
+    "If you import an EhViewer's database, program will automatically create folders according to the download label in that database.": "若通过EhViewer数据库导入漫画，程序将会按其中的下载标签自动创建收藏文件夹。",
+    "Multi-Select": "进入多选模式",
+    "Exit Multi-Select": "退出多选模式",
+    "Selected @c comics": "已选择 @c 本漫画",
+    "Select All": "全选",
+    "Deselect": "取消选择",
+    "Invert Selection": "反选",
+    "Select in range": "区间选择",
+    "Finished": "已完成",
+    "Updating": "更新中",
+    "Update Comics Info": "更新漫画信息",
+    "Create Folder": "新建文件夹",
+    "Select an image on screen": "选择屏幕上的图片",
+    "Added @count comics to download queue.": "已添加 @count 本漫画到下载队列"
   },
   "zh_TW": {
     "Home": "首頁",
@@ -337,7 +355,7 @@
     "1. The directory only contains image files." : "1. 目錄只包含圖片文件。",
     "2. The directory contains directories which contain image files. Each directory is considered as a chapter." : "2. 目錄包含多個包含圖片文件的目錄。每個目錄被視為一個章節。",
     "If the directory contains a file named 'cover.*', it will be used as the cover image. Otherwise the first image will be used." : "如果目錄包含一個名為'cover.*'的文件，它將被用作封面圖片。否則將使用第一張圖片。",
-    "The directory name will be used as the comic title. And the name of chapter directories will be used as the chapter titles." : "目錄名稱將被用作漫畫標題。章節目錄的名稱將被用作章節標題。",
+    "The directory name will be used as the comic title. And the name of chapter directories will be used as the chapter titles.\n" : "目錄名稱將被用作漫畫標題。章節目錄的名稱將被用作章節標題。\n",
     "Export as cbz": "匯出為cbz",
     "Select a cbz file." : "選擇一個cbz文件",
     "A cbz file" : "一個cbz文件",
@@ -385,6 +403,24 @@
     "Quick Favorite": "快速收藏",
     "Long press on the favorite button to quickly add to this folder": "長按收藏按鈕快速添加到這個文件夾",
     "Added": "已添加",
-    "Turn page by volume keys": "使用音量鍵翻頁"
+    "Turn page by volume keys": "使用音量鍵翻頁",
+    "Display time & battery info in reader": "在閱讀器中顯示時間和電量信息",
+    "EhViewer downloads": "EhViewer下載",
+    "Select an EhViewer database and a download folder.": "選擇EhViewer的下載資料（匯出的db檔案）與存放下載內容的目錄",
+    "(EhViewer)Default": "(EhViewer)預設",
+    "If you import an EhViewer's database, program will automatically create folders according to the download label in that database.": "若透過EhViewer資料庫匯入漫畫，程式將會按其中的下載標籤自動建立收藏資料夾。",
+    "Multi-Select": "進入多選模式",
+    "Exit Multi-Select": "退出多選模式",
+    "Selected @c comics": "已選擇 @c 本漫畫",
+    "Select All": "全選",
+    "Deselect": "取消選擇",
+    "Invert Selection": "反選",
+    "Select in range": "區間選擇",
+    "Finished": "已完成",
+    "Updating": "更新中",
+    "Update Comics Info": "更新漫畫信息",
+    "Create Folder": "新建文件夾",
+    "Select an image on screen": "選擇屏幕上的圖片",
+    "Added @count comics to download queue.": "已添加 @count 本漫畫到下載隊列"
   }
 }
\ No newline at end of file
diff --git a/lib/components/button.dart b/lib/components/button.dart
index 2a1f6e6..8a16de0 100644
--- a/lib/components/button.dart
+++ b/lib/components/button.dart
@@ -156,7 +156,7 @@ class _ButtonState extends State<Button> {
   @override
   Widget build(BuildContext context) {
     var padding = widget.padding ??
-        const EdgeInsets.symmetric(horizontal: 16, vertical: 4);
+        const EdgeInsets.symmetric(horizontal: 16);
     var width = widget.width;
     if (width != null) {
       width = width - padding.horizontal;
@@ -206,6 +206,7 @@ class _ButtonState extends State<Button> {
           padding: padding,
           constraints: const BoxConstraints(
             minWidth: 76,
+            minHeight: 32,
           ),
           decoration: BoxDecoration(
             color: buttonColor,
diff --git a/lib/components/comic.dart b/lib/components/comic.dart
index ab8c073..70c9e3e 100644
--- a/lib/components/comic.dart
+++ b/lib/components/comic.dart
@@ -158,9 +158,16 @@ class ComicTile extends StatelessWidget {
       image = FileImage(File(comic.cover.substring(7)));
     } else if (comic.sourceKey == 'local') {
       var localComic = LocalManager().find(comic.id, ComicType.local);
-      image = FileImage(localComic!.coverFile);
+      if (localComic == null) {
+        return const SizedBox();
+      }
+      image = FileImage(localComic.coverFile);
     } else {
-      image = CachedImageProvider(comic.cover, sourceKey: comic.sourceKey);
+      image = CachedImageProvider(
+        comic.cover,
+        sourceKey: comic.sourceKey,
+        cid: comic.id,
+      );
     }
     return AnimatedImage(
       image: image,
@@ -476,18 +483,17 @@ class _ComicDescription extends StatelessWidget {
             ),
             if (badge != null)
               Container(
-                padding: const EdgeInsets.fromLTRB(6, 4, 6, 4),
-                decoration: BoxDecoration(
-                  color: Theme.of(context).colorScheme.tertiaryContainer,
-                  borderRadius: const BorderRadius.all(Radius.circular(8)),
-                ),
-                child: Center(
-                  child:Text(
-                    "${badge![0].toUpperCase()}${badge!.substring(1).toLowerCase()}",
-                    style: const TextStyle(fontSize: 12),
+                  padding: const EdgeInsets.fromLTRB(6, 4, 6, 4),
+                  decoration: BoxDecoration(
+                    color: Theme.of(context).colorScheme.tertiaryContainer,
+                    borderRadius: const BorderRadius.all(Radius.circular(8)),
                   ),
-                )
-              ),
+                  child: Center(
+                    child: Text(
+                      "${badge![0].toUpperCase()}${badge!.substring(1).toLowerCase()}",
+                      style: const TextStyle(fontSize: 12),
+                    ),
+                  )),
           ],
         )
       ],
@@ -571,17 +577,19 @@ class _ReadingHistoryPainter extends CustomPainter {
 }
 
 class SliverGridComics extends StatefulWidget {
-  const SliverGridComics({
-    super.key,
-    required this.comics,
-    this.onLastItemBuild,
-    this.badgeBuilder,
-    this.menuBuilder,
-    this.onTap,
-  });
+  const SliverGridComics(
+      {super.key,
+      required this.comics,
+      this.onLastItemBuild,
+      this.badgeBuilder,
+      this.menuBuilder,
+      this.onTap,
+      this.selections});
 
   final List<Comic> comics;
 
+  final Map<Comic, bool>? selections;
+
   final void Function()? onLastItemBuild;
 
   final String? Function(Comic)? badgeBuilder;
@@ -635,6 +643,7 @@ class _SliverGridComicsState extends State<SliverGridComics> {
   Widget build(BuildContext context) {
     return _SliverGridComics(
       comics: comics,
+      selection: widget.selections,
       onLastItemBuild: widget.onLastItemBuild,
       badgeBuilder: widget.badgeBuilder,
       menuBuilder: widget.menuBuilder,
@@ -650,10 +659,13 @@ class _SliverGridComics extends StatelessWidget {
     this.badgeBuilder,
     this.menuBuilder,
     this.onTap,
+    this.selection,
   });
 
   final List<Comic> comics;
 
+  final Map<Comic, bool>? selection;
+
   final void Function()? onLastItemBuild;
 
   final String? Function(Comic)? badgeBuilder;
@@ -671,12 +683,24 @@ class _SliverGridComics extends StatelessWidget {
             onLastItemBuild?.call();
           }
           var badge = badgeBuilder?.call(comics[index]);
-          return ComicTile(
+          var isSelected =
+              selection == null ? false : selection![comics[index]] ?? false;
+          var comic = ComicTile(
             comic: comics[index],
             badge: badge,
             menuOptions: menuBuilder?.call(comics[index]),
             onTap: onTap != null ? () => onTap!(comics[index]) : null,
           );
+          return Container(
+            decoration: BoxDecoration(
+              color: isSelected
+                  ? Theme.of(context).colorScheme.surfaceContainer
+                  : null,
+              borderRadius: BorderRadius.circular(12),
+            ),
+            margin: const EdgeInsets.all(4),
+            child: comic,
+          );
         },
         childCount: comics.length,
       ),
@@ -874,7 +898,7 @@ class ComicListState extends State<ComicList> {
     try {
       if (widget.loadPage != null) {
         var res = await widget.loadPage!(page);
-        if(!mounted) return;
+        if (!mounted) return;
         if (res.success) {
           if (res.data.isEmpty) {
             _data[page] = const [];
diff --git a/lib/components/navigation_bar.dart b/lib/components/navigation_bar.dart
index 5620505..73e89ec 100644
--- a/lib/components/navigation_bar.dart
+++ b/lib/components/navigation_bar.dart
@@ -27,7 +27,7 @@ class NaviPane extends StatefulWidget {
     required this.paneActions,
     required this.pageBuilder,
     this.initialPage = 0,
-    this.onPageChange,
+    this.onPageChanged,
     required this.observer,
     required this.navigatorKey,
     super.key});
@@ -38,7 +38,7 @@ class NaviPane extends StatefulWidget {
 
   final Widget Function(int page) pageBuilder;
 
-  final void Function(int index)? onPageChange;
+  final void Function(int index)? onPageChanged;
 
   final int initialPage;
 
@@ -59,7 +59,7 @@ class _NaviPaneState extends State<NaviPane>
   set currentPage(int value) {
     if (value == _currentPage) return;
     _currentPage = value;
-    widget.onPageChange?.call(value);
+    widget.onPageChanged?.call(value);
   }
 
   void Function()? mainViewUpdateHandler;
diff --git a/lib/components/window_frame.dart b/lib/components/window_frame.dart
index fda1520..9caefd5 100644
--- a/lib/components/window_frame.dart
+++ b/lib/components/window_frame.dart
@@ -485,8 +485,15 @@ class WindowPlacement {
     }
   }
 
+  static Rect? lastValidRect;
+
   static Future<WindowPlacement> get current async {
     var rect = await windowManager.getBounds();
+    if(validate(rect)) {
+      lastValidRect = rect;
+    } else {
+      rect = lastValidRect ?? defaultPlacement.rect;
+    }
     var isMaximized = await windowManager.isMaximized();
     return WindowPlacement(rect, isMaximized);
   }
@@ -501,9 +508,6 @@ class WindowPlacement {
   static void loop() async {
     timer ??= Timer.periodic(const Duration(milliseconds: 100), (timer) async {
       var placement = await WindowPlacement.current;
-      if (!validate(placement.rect)) {
-        return;
-      }
       if (placement.rect != cache.rect ||
           placement.isMaximized != cache.isMaximized) {
         cache = placement;
diff --git a/lib/foundation/app.dart b/lib/foundation/app.dart
index 4e7bbd0..61fcb34 100644
--- a/lib/foundation/app.dart
+++ b/lib/foundation/app.dart
@@ -10,7 +10,7 @@ export "widget_utils.dart";
 export "context.dart";
 
 class _App {
-  final version = "1.0.4";
+  final version = "1.0.5";
 
   bool get isAndroid => Platform.isAndroid;
 
diff --git a/lib/foundation/appdata.dart b/lib/foundation/appdata.dart
index dc93fb8..afd1522 100644
--- a/lib/foundation/appdata.dart
+++ b/lib/foundation/appdata.dart
@@ -118,6 +118,7 @@ class _Settings with ChangeNotifier {
     'dataVersion': 0,
     'quickFavorite': null,
     'enableTurnPageByVolumeKey': true,
+    'enableClockAndBatteryInfoInReader': true,
   };
 
   operator [](String key) {
diff --git a/lib/foundation/comic_source/comic_source.dart b/lib/foundation/comic_source/comic_source.dart
index f4c64df..758d8f3 100644
--- a/lib/foundation/comic_source/comic_source.dart
+++ b/lib/foundation/comic_source/comic_source.dart
@@ -10,6 +10,7 @@ import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/comic_type.dart';
 import 'package:venera/foundation/history.dart';
 import 'package:venera/foundation/res.dart';
+import 'package:venera/utils/data_sync.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/io.dart';
 import 'package:venera/utils/translations.dart';
@@ -236,6 +237,7 @@ class ComicSource {
     }
     await file.writeAsString(jsonEncode(data));
     _isSaving = false;
+    DataSync().uploadData();
   }
 
   Future<bool> reLogin() async {
diff --git a/lib/foundation/comic_source/models.dart b/lib/foundation/comic_source/models.dart
index 59b7fd7..042682b 100644
--- a/lib/foundation/comic_source/models.dart
+++ b/lib/foundation/comic_source/models.dart
@@ -92,7 +92,7 @@ class Comic {
 
   Comic.fromJson(Map<String, dynamic> json, this.sourceKey)
       : title = json["title"],
-        subtitle = json["subTitle"] ?? "",
+        subtitle = json["subtitle"] ?? json["subTitle"] ?? "",
         cover = json["cover"],
         id = json["id"],
         tags = List<String>.from(json["tags"] ?? []),
diff --git a/lib/foundation/favorites.dart b/lib/foundation/favorites.dart
index 4ed1cd1..eef3fa3 100644
--- a/lib/foundation/favorites.dart
+++ b/lib/foundation/favorites.dart
@@ -11,8 +11,8 @@ import 'app.dart';
 import 'comic_source/comic_source.dart';
 import 'comic_type.dart';
 
-String _getCurTime() {
-  return DateTime.now()
+String _getTimeString(DateTime time) {
+  return time
       .toIso8601String()
       .replaceFirst("T", " ")
       .substring(0, 19);
@@ -27,7 +27,7 @@ class FavoriteItem implements Comic {
   @override
   String id;
   String coverPath;
-  String time = _getCurTime();
+  late String time;
 
   FavoriteItem({
     required this.id,
@@ -36,7 +36,11 @@ class FavoriteItem implements Comic {
     required this.author,
     required this.type,
     required this.tags,
-  });
+    DateTime? favoriteTime
+  }) {
+    var t = favoriteTime ?? DateTime.now();
+    time = _getTimeString(t);
+  }
 
   FavoriteItem.fromRow(Row row)
       : name = row["name"],
@@ -167,6 +171,13 @@ class LocalFavoritesManager with ChangeNotifier {
         order_value int
       );
     """);
+    _db.execute("""
+      create table if not exists folder_sync (
+        folder_name text primary key,
+        source_key text,
+        source_folder text
+      );
+    """);
   }
 
   List<String> find(String id, ComicType type) {
@@ -227,12 +238,12 @@ class LocalFavoritesManager with ChangeNotifier {
     return folders;
   }
 
-  void updateOrder(Map<String, int> order) {
-    for (var folder in order.keys) {
+  void updateOrder(List<String> folders) {
+    for (int i = 0; i < folders.length; i++) {
       _db.execute("""
         insert or replace into folder_order (folder_name, order_value)
         values (?, ?);
-      """, [folder, order[folder]]);
+      """, [folders[i], i]);
     }
     notifyListeners();
   }
@@ -289,12 +300,16 @@ class LocalFavoritesManager with ChangeNotifier {
     return res;
   }
 
+  bool existsFolder(String name) {
+    return folderNames.contains(name);
+  }
+
   /// create a folder
   String createFolder(String name, [bool renameWhenInvalidName = false]) {
     if (name.isEmpty) {
       if (renameWhenInvalidName) {
         int i = 0;
-        while (folderNames.contains(i.toString())) {
+        while (existsFolder(i.toString())) {
           i++;
         }
         name = i.toString();
@@ -302,11 +317,11 @@ class LocalFavoritesManager with ChangeNotifier {
         throw "name is empty!";
       }
     }
-    if (folderNames.contains(name)) {
+    if (existsFolder(name)) {
       if (renameWhenInvalidName) {
         var prevName = name;
         int i = 0;
-        while (folderNames.contains(i.toString())) {
+        while (existsFolder(i.toString())) {
           i++;
         }
         name = prevName + i.toString();
@@ -355,7 +370,7 @@ class LocalFavoritesManager with ChangeNotifier {
   /// This method will download cover to local, to avoid problems like changing url
   void addComic(String folder, FavoriteItem comic, [int? order]) async {
     _modifiedAfterLastCache = true;
-    if (!folderNames.contains(folder)) {
+    if (!existsFolder(folder)) {
       throw Exception("Folder does not exists");
     }
     var res = _db.select("""
@@ -424,7 +439,7 @@ class LocalFavoritesManager with ChangeNotifier {
   }
 
   void reorder(List<FavoriteItem> newFolder, String folder) async {
-    if (!folderNames.contains(folder)) {
+    if (!existsFolder(folder)) {
       throw Exception("Failed to reorder: folder not found");
     }
     deleteFolder(folder);
@@ -436,7 +451,7 @@ class LocalFavoritesManager with ChangeNotifier {
   }
 
   void rename(String before, String after) {
-    if (folderNames.contains(after)) {
+    if (existsFolder(after)) {
       throw "Name already exists!";
     }
     if (after.contains('"')) {
@@ -591,9 +606,9 @@ class LocalFavoritesManager with ChangeNotifier {
     if (folder == null || folder is! String) {
       throw "Invalid data";
     }
-    if (folderNames.contains(folder)) {
+    if (existsFolder(folder)) {
       int i = 0;
-      while (folderNames.contains("$folder($i)")) {
+      while (existsFolder("$folder($i)")) {
         i++;
       }
       folder = "$folder($i)";
diff --git a/lib/foundation/image_provider/cached_image.dart b/lib/foundation/image_provider/cached_image.dart
index c7b2275..90dbbf0 100644
--- a/lib/foundation/image_provider/cached_image.dart
+++ b/lib/foundation/image_provider/cached_image.dart
@@ -8,7 +8,7 @@ import 'cached_image.dart' as image_provider;
 class CachedImageProvider
     extends BaseImageProvider<image_provider.CachedImageProvider> {
   /// Image provider for normal image.
-  const CachedImageProvider(this.url, {this.headers, this.sourceKey});
+  const CachedImageProvider(this.url, {this.headers, this.sourceKey, this.cid});
 
   final String url;
 
@@ -16,9 +16,11 @@ class CachedImageProvider
 
   final String? sourceKey;
 
+  final String? cid;
+
   @override
   Future<Uint8List> load(StreamController<ImageChunkEvent> chunkEvents) async {
-    await for (var progress in ImageDownloader.loadThumbnail(url, sourceKey)) {
+    await for (var progress in ImageDownloader.loadThumbnail(url, sourceKey, cid)) {
       chunkEvents.add(ImageChunkEvent(
         cumulativeBytesLoaded: progress.currentBytes,
         expectedTotalBytes: progress.totalBytes,
@@ -36,5 +38,5 @@ class CachedImageProvider
   }
 
   @override
-  String get key => url;
+  String get key => url + (sourceKey ?? "") + (cid ?? "");
 }
diff --git a/lib/foundation/local.dart b/lib/foundation/local.dart
index 8876b84..16b8247 100644
--- a/lib/foundation/local.dart
+++ b/lib/foundation/local.dart
@@ -5,6 +5,7 @@ import 'package:path_provider/path_provider.dart';
 import 'package:sqlite3/sqlite3.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/comic_type.dart';
+import 'package:venera/foundation/favorites.dart';
 import 'package:venera/foundation/log.dart';
 import 'package:venera/network/download.dart';
 import 'package:venera/pages/reader/reader.dart';
@@ -346,6 +347,10 @@ class LocalManager with ChangeNotifier {
             comic.cover) {
           continue;
         }
+        //Hidden file in some file system
+        if(entity.name.startsWith('.')) {
+          continue;
+        }
         files.add(entity);
       }
     }
@@ -360,10 +365,10 @@ class LocalManager with ChangeNotifier {
     return files.map((e) => "file://${e.path}").toList();
   }
 
-  Future<bool> isDownloaded(String id, ComicType type, int ep) async {
+  Future<bool> isDownloaded(String id, ComicType type, [int? ep]) async {
     var comic = find(id, type);
     if (comic == null) return false;
-    if (comic.chapters == null) return true;
+    if (comic.chapters == null || ep == null) return true;
     return comic.downloadedChapters
         .contains(comic.chapters!.keys.elementAt(ep-1));
   }
@@ -439,9 +444,20 @@ class LocalManager with ChangeNotifier {
     downloadingTasks.first.resume();
   }
 
-  void deleteComic(LocalComic c) {
-    var dir = Directory(FilePath.join(path, c.directory));
-    dir.deleteIgnoreError(recursive: true);
+  void deleteComic(LocalComic c, [bool removeFileOnDisk = true]) {
+    if(removeFileOnDisk) {
+      var dir = Directory(FilePath.join(path, c.directory));
+      dir.deleteIgnoreError(recursive: true);
+    }
+    //Deleting a local comic means that it's nolonger available, thus both favorite and history should be deleted.
+    if(HistoryManager().findSync(c.id, c.comicType) != null) {
+      HistoryManager().remove(c.id, c.comicType);
+    }
+    assert(c.comicType == ComicType.local);
+    var folders = LocalFavoritesManager().find(c.id, c.comicType);
+    for (var f in folders) {
+      LocalFavoritesManager().deleteComicWithId(f, c.id, c.comicType);
+    }
     remove(c.id, c.comicType);
     notifyListeners();
   }
diff --git a/lib/network/app_dio.dart b/lib/network/app_dio.dart
index af21d6f..6de436f 100644
--- a/lib/network/app_dio.dart
+++ b/lib/network/app_dio.dart
@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
@@ -176,6 +177,8 @@ class AppDio with DioMixin {
     return res;
   }
 
+  static final Map<String, bool> _requests = {};
+
   @override
   Future<Response<T>> request<T>(
     String path, {
@@ -186,6 +189,13 @@ class AppDio with DioMixin {
     ProgressCallback? onSendProgress,
     ProgressCallback? onReceiveProgress,
   }) async {
+    if(options?.headers?['prevent-parallel'] == 'true') {
+      while(_requests.containsKey(path)) {
+        await Future.delayed(const Duration(milliseconds: 20));
+      }
+      _requests[path] = true;
+      options!.headers!.remove('prevent-parallel');
+    }
     proxy = await getProxy();
     if (_proxy != proxy) {
       Log.info("Network", "Proxy changed to $proxy");
@@ -196,7 +206,7 @@ class AppDio with DioMixin {
             : rhttp.ProxySettings.proxy(proxy!),
       ));
     }
-    return super.request(
+    var res = super.request<T>(
       path,
       data: data,
       queryParameters: queryParameters,
@@ -205,6 +215,10 @@ class AppDio with DioMixin {
       onSendProgress: onSendProgress,
       onReceiveProgress: onReceiveProgress,
     );
+    if(_requests.containsKey(path)) {
+      _requests.remove(path);
+    }
+    return res;
   }
 }
 
diff --git a/lib/network/cache.dart b/lib/network/cache.dart
index 7beea4f..9d9df06 100644
--- a/lib/network/cache.dart
+++ b/lib/network/cache.dart
@@ -1,5 +1,4 @@
-import 'dart:async';
-
+import 'dart:typed_data';
 import 'package:dio/dio.dart';
 
 class NetworkCache {
@@ -43,7 +42,7 @@ class NetworkCacheManager implements Interceptor {
   static const _maxCacheSize = 10 * 1024 * 1024;
 
   void setCache(NetworkCache cache) {
-    while(size > _maxCacheSize){
+    while (size > _maxCacheSize) {
       size -= _cache.values.first.size;
       _cache.remove(_cache.keys.first);
     }
@@ -53,7 +52,7 @@ class NetworkCacheManager implements Interceptor {
 
   void removeCache(Uri uri) {
     var cache = _cache[uri];
-    if(cache != null){
+    if (cache != null) {
       size -= cache.size;
     }
     _cache.remove(uri);
@@ -64,41 +63,29 @@ class NetworkCacheManager implements Interceptor {
     size = 0;
   }
 
-  var preventParallel = <Uri, Completer>{};
-
   @override
   void onError(DioException err, ErrorInterceptorHandler handler) {
-    if(err.requestOptions.method != "GET"){
+    if (err.requestOptions.method != "GET") {
       return handler.next(err);
     }
-    if(preventParallel[err.requestOptions.uri] != null){
-      preventParallel[err.requestOptions.uri]!.complete();
-      preventParallel.remove(err.requestOptions.uri);
-    }
     return handler.next(err);
   }
 
   @override
   void onRequest(
       RequestOptions options, RequestInterceptorHandler handler) async {
-    if(options.method != "GET"){
+    if (options.method != "GET") {
       return handler.next(options);
     }
-    if(preventParallel[options.uri] != null){
-      await preventParallel[options.uri]!.future;
-    }
     var cache = getCache(options.uri);
-    if (cache == null || !compareHeaders(options.headers, cache.requestHeaders)) {
-      if(options.headers['cache-time'] != null){
+    if (cache == null ||
+        !compareHeaders(options.headers, cache.requestHeaders)) {
+      if (options.headers['cache-time'] != null) {
         options.headers.remove('cache-time');
       }
-      if(options.headers['prevent-parallel'] != null){
-        options.headers.remove('prevent-parallel');
-        preventParallel[options.uri] = Completer();
-      }
       return handler.next(options);
     } else {
-      if(options.headers['cache-time'] == 'no'){
+      if (options.headers['cache-time'] == 'no') {
         options.headers.remove('cache-time');
         removeCache(options.uri);
         return handler.next(options);
@@ -106,20 +93,21 @@ class NetworkCacheManager implements Interceptor {
     }
     var time = DateTime.now();
     var diff = time.difference(cache.time);
-    if (options.headers['cache-time'] == 'long'
-        && diff < const Duration(hours: 2)) {
+    if (options.headers['cache-time'] == 'long' &&
+        diff < const Duration(hours: 2)) {
       return handler.resolve(Response(
         requestOptions: options,
         data: cache.data,
-        headers: Headers.fromMap(cache.responseHeaders),
+        headers: Headers.fromMap(cache.responseHeaders)
+          ..set('venera-cache', 'true'),
         statusCode: 200,
       ));
-    }
-    else if (diff < const Duration(seconds: 5)) {
+    } else if (diff < const Duration(seconds: 5)) {
       return handler.resolve(Response(
         requestOptions: options,
         data: cache.data,
-        headers: Headers.fromMap(cache.responseHeaders),
+        headers: Headers.fromMap(cache.responseHeaders)
+          ..set('venera-cache', 'true'),
         statusCode: 200,
       ));
     } else if (diff < const Duration(hours: 1)) {
@@ -133,7 +121,8 @@ class NetworkCacheManager implements Interceptor {
         return handler.resolve(Response(
           requestOptions: options,
           data: cache.data,
-          headers: Headers.fromMap(cache.responseHeaders),
+          headers: Headers.fromMap(cache.responseHeaders)
+            ..set('venera-cache', 'true'),
           statusCode: 200,
         ));
       }
@@ -143,6 +132,10 @@ class NetworkCacheManager implements Interceptor {
   }
 
   static bool compareHeaders(Map<String, dynamic> a, Map<String, dynamic> b) {
+    a.remove('cache-time');
+    a.remove('prevent-parallel');
+    b.remove('cache-time');
+    b.remove('prevent-parallel');
     if (a.length != b.length) {
       return false;
     }
@@ -160,11 +153,11 @@ class NetworkCacheManager implements Interceptor {
     if (response.requestOptions.method != "GET") {
       return handler.next(response);
     }
-    if(response.statusCode != null && response.statusCode! >= 400){
+    if (response.statusCode != null && response.statusCode! >= 400) {
       return handler.next(response);
     }
     var size = _calculateSize(response.data);
-    if(size != null && size < 1024 * 1024 && size > 0) {
+    if (size != null && size < 1024 * 1024 && size > 0) {
       var cache = NetworkCache(
         uri: response.requestOptions.uri,
         requestHeaders: response.requestOptions.headers,
@@ -175,30 +168,29 @@ class NetworkCacheManager implements Interceptor {
       );
       setCache(cache);
     }
-    if(preventParallel[response.requestOptions.uri] != null){
-      preventParallel[response.requestOptions.uri]!.complete();
-      preventParallel.remove(response.requestOptions.uri);
-    }
     handler.next(response);
   }
 
-  static int? _calculateSize(Object? data){
-    if(data == null){
+  static int? _calculateSize(Object? data) {
+    if (data == null) {
       return 0;
     }
-    if(data is List<int>) {
+    if (data is List<int>) {
       return data.length;
     }
-    if(data is String) {
-      if(data.trim().isEmpty){
+    if (data is Uint8List) {
+      return data.length;
+    }
+    if (data is String) {
+      if (data.trim().isEmpty) {
         return 0;
       }
-      if(data.length < 512 && data.contains("IP address")){
+      if (data.length < 512 && data.contains("IP address")) {
         return 0;
       }
       return data.length * 4;
     }
-    if(data is Map) {
+    if (data is Map) {
       return data.toString().length * 4;
     }
     return null;
diff --git a/lib/network/download.dart b/lib/network/download.dart
index 1bb4ab8..e68fa26 100644
--- a/lib/network/download.dart
+++ b/lib/network/download.dart
@@ -76,11 +76,14 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
   @override
   ComicType get comicType => ComicType(source.key.hashCode);
 
+  String? comicTitle;
+
   ImagesDownloadTask({
     required this.source,
     required this.comicId,
     this.comic,
     this.chapters,
+    this.comicTitle,
   });
 
   @override
@@ -357,6 +360,7 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
     }
 
     LocalManager().completeTask(this);
+    stopRecorder();
   }
 
   @override
@@ -378,7 +382,7 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
   int get speed => currentSpeed;
 
   @override
-  String get title => comic?.title ?? "Loading...";
+  String get title => comic?.title ?? comicTitle ??  "Loading...";
 
   @override
   Map<String, dynamic> toJson() {
@@ -534,6 +538,9 @@ class _ImageDownloadWrapper {
         }
       }
     } catch (e, s) {
+      if (isCancelled) {
+        return;
+      }
       Log.error("Download", e.toString(), s);
       retry--;
       if (retry > 0) {
diff --git a/lib/network/images.dart b/lib/network/images.dart
index 29c9005..6a5c9a1 100644
--- a/lib/network/images.dart
+++ b/lib/network/images.dart
@@ -1,5 +1,6 @@
 import 'dart:typed_data';
 
+import 'package:flutter_qjs/flutter_qjs.dart';
 import 'package:venera/foundation/cache_manager.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/consts.dart';
@@ -9,8 +10,9 @@ import 'app_dio.dart';
 
 class ImageDownloader {
   static Stream<ImageDownloadProgress> loadThumbnail(
-      String url, String? sourceKey) async* {
-    final cacheKey = "$url@$sourceKey";
+      String url, String? sourceKey,
+      [String? cid]) async* {
+    final cacheKey = "$url@$sourceKey${cid != null ? '@$cid' : ''}";
     final cache = await CacheManager().findCache(cacheKey);
 
     if (cache != null) {
@@ -33,6 +35,16 @@ class ImageDownloader {
       configs['headers']['user-agent'] = webUA;
     }
 
+    if (((configs['url'] as String?) ?? url).startsWith('cover.') &&
+        sourceKey != null) {
+      var comicSource = ComicSource.find(sourceKey);
+      if(comicSource != null) {
+        var comicInfo = await comicSource.loadComicInfo!(cid!);
+        yield* loadThumbnail(comicInfo.data.cover, sourceKey);
+        return;
+      }
+    }
+
     var dio = AppDio(BaseOptions(
       headers: Map<String, dynamic>.from(configs['headers']),
       method: configs['method'] ?? 'GET',
@@ -57,8 +69,9 @@ class ImageDownloader {
       }
     }
 
-    if (configs['onResponse'] != null) {
-      buffer = configs['onResponse'](buffer);
+    if (configs['onResponse'] is JSInvokable) {
+      buffer = (configs['onResponse'] as JSInvokable)([buffer]);
+      (configs['onResponse'] as JSInvokable).free();
     }
 
     await CacheManager().writeCache(cacheKey, buffer);
@@ -83,61 +96,98 @@ class ImageDownloader {
       );
     }
 
+    Future<Map<String, dynamic>?> Function()? onLoadFailed;
+
     var configs = <String, dynamic>{};
     if (sourceKey != null) {
       var comicSource = ComicSource.find(sourceKey);
       configs = (await comicSource!.getImageLoadingConfig
-              ?.call(imageKey, cid, eid)) ?? {};
+              ?.call(imageKey, cid, eid)) ??
+          {};
     }
-    configs['headers'] ??= {
-      'user-agent': webUA,
-    };
+    var retryLimit = 5;
+    while (true) {
+      try {
+        configs['headers'] ??= {
+          'user-agent': webUA,
+        };
 
-    var dio = AppDio(BaseOptions(
-      headers: configs['headers'],
-      method: configs['method'] ?? 'GET',
-      responseType: ResponseType.stream,
-    ));
+        if (configs['onLoadFailed'] is JSInvokable) {
+          onLoadFailed = () async {
+            dynamic result = (configs['onLoadFailed'] as JSInvokable)([]);
+            if (result is Future) {
+              result = await result;
+            }
+            if (result is! Map<String, dynamic>) return null;
+            return result;
+          };
+        }
 
-    var req = await dio.request<ResponseBody>(configs['url'] ?? imageKey,
-        data: configs['data']);
-    var stream = req.data?.stream ?? (throw "Error: Empty response body.");
-    int? expectedBytes = req.data!.contentLength;
-    if (expectedBytes == -1) {
-      expectedBytes = null;
-    }
-    var buffer = <int>[];
-    await for (var data in stream) {
-      buffer.addAll(data);
-      if (expectedBytes != null) {
+        var dio = AppDio(BaseOptions(
+          headers: configs['headers'],
+          method: configs['method'] ?? 'GET',
+          responseType: ResponseType.stream,
+        ));
+
+        var req = await dio.request<ResponseBody>(configs['url'] ?? imageKey,
+            data: configs['data']);
+        var stream = req.data?.stream ?? (throw "Error: Empty response body.");
+        int? expectedBytes = req.data!.contentLength;
+        if (expectedBytes == -1) {
+          expectedBytes = null;
+        }
+        var buffer = <int>[];
+        await for (var data in stream) {
+          buffer.addAll(data);
+          if (expectedBytes != null) {
+            yield ImageDownloadProgress(
+              currentBytes: buffer.length,
+              totalBytes: expectedBytes,
+            );
+          }
+        }
+
+        if (configs['onResponse'] is JSInvokable) {
+          buffer = (configs['onResponse'] as JSInvokable)([buffer]);
+          (configs['onResponse'] as JSInvokable).free();
+        }
+
+        var data = Uint8List.fromList(buffer);
+        buffer.clear();
+
+        if (configs['modifyImage'] != null) {
+          var newData = await modifyImageWithScript(
+            data,
+            configs['modifyImage'],
+          );
+          data = newData;
+        }
+
+        await CacheManager().writeCache(cacheKey, data);
         yield ImageDownloadProgress(
-          currentBytes: buffer.length,
-          totalBytes: expectedBytes,
+          currentBytes: data.length,
+          totalBytes: data.length,
+          imageBytes: data,
         );
+        return;
+      } catch (e) {
+        if (retryLimit < 0 || onLoadFailed == null) {
+          rethrow;
+        }
+        var newConfig = await onLoadFailed();
+        (configs['onLoadFailed'] as JSInvokable).free();
+        onLoadFailed = null;
+        if (newConfig == null) {
+          rethrow;
+        }
+        configs = newConfig;
+        retryLimit--;
+      } finally {
+        if (onLoadFailed != null) {
+          (configs['onLoadFailed'] as JSInvokable).free();
+        }
       }
     }
-
-    if (configs['onResponse'] != null) {
-      buffer = configs['onResponse'](buffer);
-    }
-
-    var data = Uint8List.fromList(buffer);
-    buffer.clear();
-
-    if (configs['modifyImage'] != null) {
-      var newData = await modifyImageWithScript(
-        data,
-        configs['modifyImage'],
-      );
-      data = newData;
-    }
-
-    await CacheManager().writeCache(cacheKey, data);
-    yield ImageDownloadProgress(
-      currentBytes: data.length,
-      totalBytes: data.length,
-      imageBytes: data,
-    );
   }
 }
 
diff --git a/lib/pages/comic_page.dart b/lib/pages/comic_page.dart
index 62b086b..c12e67c 100644
--- a/lib/pages/comic_page.dart
+++ b/lib/pages/comic_page.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
+import 'package:sliver_tools/sliver_tools.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 import 'package:venera/components/components.dart';
 import 'package:venera/foundation/app.dart';
@@ -1021,6 +1022,8 @@ class _ComicThumbnailsState extends State<_ComicThumbnails> {
 
   String? error;
 
+  bool isLoading = false;
+
   @override
   void didChangeDependencies() {
     state = context.findAncestorStateOfType<_ComicPageState>()!;
@@ -1034,6 +1037,11 @@ class _ComicThumbnailsState extends State<_ComicThumbnails> {
     if (!isInitialLoading && next == null) {
       return;
     }
+    Future.microtask(() {
+      setState(() {
+        isLoading = true;
+      });
+    });
     var res = await state.comicSource.loadComicThumbnail!(state.comic.id, next);
     if (res.success) {
       thumbnails.addAll(res.data);
@@ -1042,13 +1050,15 @@ class _ComicThumbnailsState extends State<_ComicThumbnails> {
     } else {
       error = res.errorMessage;
     }
-    setState(() {});
+    setState(() {
+      isLoading = false;
+    });
   }
 
   @override
   Widget build(BuildContext context) {
-    return SliverMainAxisGroup(
-      slivers: [
+    return MultiSliver(
+      children: [
         SliverToBoxAdapter(
           child: ListTile(
             title: Text("Preview".tl),
@@ -1148,7 +1158,7 @@ class _ComicThumbnailsState extends State<_ComicThumbnails> {
               ],
             ),
           )
-        else if (next != null || isInitialLoading)
+        else if (isLoading)
           const SliverToBoxAdapter(
             child: ListLoadingIndicator(),
           ),
diff --git a/lib/pages/downloading_page.dart b/lib/pages/downloading_page.dart
index 011127f..f066184 100644
--- a/lib/pages/downloading_page.dart
+++ b/lib/pages/downloading_page.dart
@@ -27,7 +27,9 @@ class _DownloadingPageState extends State<DownloadingPage> {
   }
 
   void update() {
-    setState(() {});
+    if(mounted) {
+      setState(() {});
+    }
   }
 
   @override
diff --git a/lib/pages/favorites/favorite_actions.dart b/lib/pages/favorites/favorite_actions.dart
index 2b625d6..1cb8847 100644
--- a/lib/pages/favorites/favorite_actions.dart
+++ b/lib/pages/favorites/favorite_actions.dart
@@ -34,12 +34,11 @@ Future<void> newFolder() async {
                 child: Text("Import from file".tl),
                 onPressed: () async {
                   var file = await selectFile(ext: ['json']);
-                  if(file == null) return;
+                  if (file == null) return;
                   var data = await file.readAsBytes();
                   try {
                     LocalFavoritesManager().fromJson(utf8.decode(data));
-                  }
-                  catch(e) {
+                  } catch (e) {
                     context.showMessage(message: "Failed to import".tl);
                     return;
                   }
@@ -113,7 +112,9 @@ void addFavorite(Comic comic) {
                       name: comic.title,
                       coverPath: comic.cover,
                       author: comic.subtitle ?? '',
-                      type: ComicType((comic.sourceKey == 'local' ? 0 : comic.sourceKey.hashCode)),
+                      type: ComicType((comic.sourceKey == 'local'
+                          ? 0
+                          : comic.sourceKey.hashCode)),
                       tags: comic.tags ?? [],
                     ),
                   );
@@ -128,3 +129,162 @@ void addFavorite(Comic comic) {
     },
   );
 }
+
+Future<List<FavoriteItem>> updateComicsInfo(String folder) async {
+  var comics = LocalFavoritesManager().getAllComics(folder);
+
+  Future<void> updateSingleComic(int index) async {
+    int retry = 3;
+
+    while (true) {
+      try {
+        var c = comics[index];
+        var comicSource = c.type.comicSource;
+        if (comicSource == null) return;
+
+        var newInfo = (await comicSource.loadComicInfo!(c.id)).data;
+
+        comics[index] = FavoriteItem(
+          id: c.id,
+          name: newInfo.title,
+          coverPath: newInfo.cover,
+          author: newInfo.subTitle ??
+              newInfo.tags['author']?.firstOrNull ??
+              c.author,
+          type: c.type,
+          tags: c.tags,
+        );
+
+        LocalFavoritesManager().updateInfo(folder, comics[index]);
+        return;
+      } catch (e) {
+        retry--;
+        if (retry == 0) {
+          rethrow;
+        }
+        continue;
+      }
+    }
+  }
+
+  var finished = ValueNotifier(0);
+
+  var errors = 0;
+
+  var index = 0;
+
+  bool isCanceled = false;
+
+  showDialog(
+    context: App.rootContext,
+    builder: (context) {
+      return ValueListenableBuilder(
+        valueListenable: finished,
+        builder: (context, value, child) {
+          var isFinished = value == comics.length;
+          return ContentDialog(
+            title: isFinished ? "Finished".tl : "Updating".tl,
+            content: Column(
+              mainAxisSize: MainAxisSize.min,
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                const SizedBox(height: 4),
+                LinearProgressIndicator(
+                  value: value / comics.length,
+                ),
+                const SizedBox(height: 4),
+                Text("$value/${comics.length}"),
+                const SizedBox(height: 4),
+                if (errors > 0) Text("Errors: $errors"),
+              ],
+            ).paddingHorizontal(16),
+            actions: [
+              Button.filled(
+                color: isFinished ? null : context.colorScheme.error,
+                onPressed: () {
+                  isCanceled = true;
+                  context.pop();
+                },
+                child: isFinished ? Text("OK".tl) : Text("Cancel".tl),
+              ),
+            ],
+          );
+        },
+      );
+    },
+  ).then((_) {
+    isCanceled = true;
+  });
+
+  while (index < comics.length) {
+    var futures = <Future>[];
+    const maxConcurrency = 4;
+
+    if (isCanceled) {
+      return comics;
+    }
+
+    for (var i = 0; i < maxConcurrency; i++) {
+      if (index + i >= comics.length) break;
+      futures.add(updateSingleComic(index + i).then((v) {
+        finished.value++;
+      }, onError: (_) {
+        errors++;
+        finished.value++;
+      }));
+    }
+
+    await Future.wait(futures);
+    index += maxConcurrency;
+  }
+
+  return comics;
+}
+
+Future<void> sortFolders() async {
+  var folders = LocalFavoritesManager().folderNames;
+
+  await showPopUpWidget(
+    App.rootContext,
+    StatefulBuilder(builder: (context, setState) {
+      return PopUpWidgetScaffold(
+        title: "Sort".tl,
+        tailing: [
+          Tooltip(
+            message: "Help".tl,
+            child: IconButton(
+              icon: const Icon(Icons.help_outline),
+              onPressed: () {
+                showInfoDialog(
+                  context: context,
+                  title: "Reorder".tl,
+                  content: "Long press and drag to reorder.".tl,
+                );
+              },
+            ),
+          )
+        ],
+        body: ReorderableListView.builder(
+          onReorder: (oldIndex, newIndex) {
+            if (oldIndex < newIndex) {
+              newIndex--;
+            }
+            setState(() {
+              var item = folders.removeAt(oldIndex);
+              folders.insert(newIndex, item);
+            });
+          },
+          itemCount: folders.length,
+          itemBuilder: (context, index) {
+            return ListTile(
+              key: ValueKey(folders[index]),
+              title: Text(folders[index]),
+            );
+          },
+        ),
+      );
+    }),
+  );
+
+  LocalFavoritesManager().updateOrder(folders);
+}
diff --git a/lib/pages/favorites/favorites_page.dart b/lib/pages/favorites/favorites_page.dart
index 042058e..c380a9a 100644
--- a/lib/pages/favorites/favorites_page.dart
+++ b/lib/pages/favorites/favorites_page.dart
@@ -9,7 +9,9 @@ import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/comic_type.dart';
 import 'package:venera/foundation/favorites.dart';
+import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/res.dart';
+import 'package:venera/network/download.dart';
 import 'package:venera/utils/io.dart';
 import 'package:venera/utils/translations.dart';
 
diff --git a/lib/pages/favorites/local_favorites_page.dart b/lib/pages/favorites/local_favorites_page.dart
index 62230c8..4bbef38 100644
--- a/lib/pages/favorites/local_favorites_page.dart
+++ b/lib/pages/favorites/local_favorites_page.dart
@@ -105,7 +105,7 @@ class _LocalFavoritesPageState extends State<_LocalFavoritesPage> {
                         },
                       ).then(
                         (value) {
-                          if(mounted) {
+                          if (mounted) {
                             setState(() {});
                           }
                         },
@@ -123,6 +123,45 @@ class _LocalFavoritesPageState extends State<_LocalFavoritesPage> {
                         filename: "${widget.folder}.json",
                       );
                     }),
+                MenuEntry(
+                    icon: Icons.update,
+                    text: "Update Comics Info".tl,
+                    onClick: () {
+                      updateComicsInfo(widget.folder).then((newComics) {
+                        if (mounted) {
+                          setState(() {
+                            comics = newComics;
+                          });
+                        }
+                      });
+                    }),
+                MenuEntry(
+                    icon: Icons.update,
+                    text: "Download All".tl,
+                    onClick: () async {
+                      int count = 0;
+                      for (var c in comics) {
+                        if (await LocalManager().isDownloaded(c.id, c.type)) {
+                          continue;
+                        }
+                        var comicSource = c.type.comicSource;
+                        if (comicSource == null) {
+                          continue;
+                        }
+                        LocalManager().addTask(ImagesDownloadTask(
+                          source: comicSource,
+                          comicId: c.id,
+                          comic: null,
+                          comicTitle: c.name,
+                        ));
+                        count++;
+                      }
+                      context.showMessage(
+                          message: "Added @count comics to download queue."
+                              .tlParams({
+                        "count": count.toString(),
+                      }));
+                    }),
               ],
             ),
           ],
@@ -207,7 +246,8 @@ class _ReorderComicsPageState extends State<_ReorderComicsPage> {
             e.author,
             e.tags,
             "${e.time} | ${comicSource?.name ?? "Unknown"}",
-            comicSource?.key ?? "Unknown",
+            comicSource?.key ??
+                (e.type == ComicType.local ? "local" : "Unknown"),
             null,
             null,
           ),
diff --git a/lib/pages/favorites/side_bar.dart b/lib/pages/favorites/side_bar.dart
index acc403f..72fd0ae 100644
--- a/lib/pages/favorites/side_bar.dart
+++ b/lib/pages/favorites/side_bar.dart
@@ -80,7 +80,6 @@ class _LeftBarState extends State<_LeftBar> implements FolderList {
                     padding: const EdgeInsets.symmetric(vertical: 8),
                     child: Row(
                       children: [
-                        const SizedBox(width: 16),
                         Icon(
                           Icons.local_activity,
                           color: context.colorScheme.secondary,
@@ -88,27 +87,41 @@ class _LeftBarState extends State<_LeftBar> implements FolderList {
                         const SizedBox(width: 12),
                         Text("Local".tl),
                         const Spacer(),
-                        IconButton(
-                          icon: const Icon(Icons.search),
-                          color: context.colorScheme.primary,
-                          onPressed: () {
-                            context.to(() => const LocalSearchPage());
-                          },
+                        MenuButton(
+                          entries: [
+                            MenuEntry(
+                              icon: Icons.search,
+                              text: 'Search'.tl,
+                              onClick: () {
+                                context.to(() => const LocalSearchPage());
+                              },
+                            ),
+                            MenuEntry(
+                              icon: Icons.add,
+                              text: 'Create Folder'.tl,
+                              onClick: () {
+                                newFolder().then((value) {
+                                  setState(() {
+                                    folders = LocalFavoritesManager().folderNames;
+                                  });
+                                });
+                              },
+                            ),
+                            MenuEntry(
+                              icon: Icons.reorder,
+                              text: 'Sort'.tl,
+                              onClick: () {
+                                sortFolders().then((value) {
+                                  setState(() {
+                                    folders = LocalFavoritesManager().folderNames;
+                                  });
+                                });
+                              },
+                            ),
+                          ],
                         ),
-                        IconButton(
-                          icon: const Icon(Icons.add),
-                          color: context.colorScheme.primary,
-                          onPressed: () {
-                            newFolder().then((value) {
-                              setState(() {
-                                folders = LocalFavoritesManager().folderNames;
-                              });
-                            });
-                          },
-                        ),
-                        const SizedBox(width: 16),
                       ],
-                    ),
+                    ).paddingHorizontal(16),
                   );
                 }
                 index--;
@@ -219,13 +232,13 @@ class _LeftBarState extends State<_LeftBar> implements FolderList {
 
   @override
   void update() {
-    if(!mounted) return;
+    if (!mounted) return;
     setState(() {});
   }
 
   @override
   void updateFolders() {
-    if(!mounted) return;
+    if (!mounted) return;
     setState(() {
       folders = LocalFavoritesManager().folderNames;
       networkFolders = ComicSource.all()
diff --git a/lib/pages/home_page.dart b/lib/pages/home_page.dart
index dc22b35..f73446c 100644
--- a/lib/pages/home_page.dart
+++ b/lib/pages/home_page.dart
@@ -22,6 +22,8 @@ import 'package:venera/utils/data_sync.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/io.dart';
 import 'package:venera/utils/translations.dart';
+import 'package:sqlite3/sqlite3.dart' as sql;
+import 'dart:math';
 
 import 'local_comics_page.dart';
 
@@ -256,6 +258,7 @@ class _HistoryState extends State<_History> {
                       ImageProvider imageProvider = CachedImageProvider(
                         cover,
                         sourceKey: history[index].type.comicSource?.key,
+                        cid: history[index].id,
                       );
                       if (!cover.isURL) {
                         var localComic = LocalManager().find(
@@ -495,7 +498,14 @@ class _ImportComicsWidgetState extends State<_ImportComicsWidget> {
       "Select a directory which contains the comic files.".tl,
       "Select a directory which contains the comic directories.".tl,
       "Select a cbz file.".tl,
+      "Select an EhViewer database and a download folder.".tl
     ][type];
+    List<String> importMethods = [
+      "Single Comic".tl,
+      "Multiple Comics".tl,
+      "A cbz file".tl,
+      "EhViewer downloads".tl
+    ];
 
     return ContentDialog(
       dismissible: !loading,
@@ -513,36 +523,18 @@ class _ImportComicsWidgetState extends State<_ImportComicsWidget> {
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
                 const SizedBox(width: 600),
-                RadioListTile(
-                  title: Text("Single Comic".tl),
-                  value: 0,
-                  groupValue: type,
-                  onChanged: (value) {
-                    setState(() {
-                      type = value as int;
-                    });
-                  },
-                ),
-                RadioListTile(
-                  title: Text("Multiple Comics".tl),
-                  value: 1,
-                  groupValue: type,
-                  onChanged: (value) {
-                    setState(() {
-                      type = value as int;
-                    });
-                  },
-                ),
-                RadioListTile(
-                  title: Text("A cbz file".tl),
-                  value: 2,
-                  groupValue: type,
-                  onChanged: (value) {
-                    setState(() {
-                      type = value as int;
-                    });
-                  },
-                ),
+                ...List.generate(importMethods.length, (index) {
+                  return RadioListTile(
+                    title: Text(importMethods[index]),
+                    value: index,
+                    groupValue: type,
+                    onChanged: (value) {
+                      setState(() {
+                        type = value as int;
+                      });
+                    },
+                  );
+                }),
                 ListTile(
                   title: Text("Add to favorites".tl),
                   trailing: Select(
@@ -576,7 +568,7 @@ class _ImportComicsWidgetState extends State<_ImportComicsWidget> {
           onPressed: () {
             showDialog(
               context: context,
-              barrierColor: Colors.transparent,
+              barrierColor: Colors.black.withOpacity(0.2),
               builder: (context) {
                 var help = '';
                 help +=
@@ -587,8 +579,9 @@ class _ImportComicsWidgetState extends State<_ImportComicsWidget> {
                 help +=
                     '${"If the directory contains a file named 'cover.*', it will be used as the cover image. Otherwise the first image will be used.".tl}\n\n';
                 help +=
-                    "The directory name will be used as the comic title. And the name of chapter directories will be used as the chapter titles."
+                    "The directory name will be used as the comic title. And the name of chapter directories will be used as the chapter titles.\n"
                         .tl;
+                help +="If you import an EhViewer's database, program will automatically create folders according to the download label in that database.".tl;
                 return ContentDialog(
                   title: "Help".tl,
                   content: Text(help).paddingHorizontal(16),
@@ -641,6 +634,135 @@ class _ImportComicsWidgetState extends State<_ImportComicsWidget> {
       }
       controller.close();
       return;
+    } else if (type == 3) {
+      var dbFile = await selectFile(ext: ['db']);
+      final picker = DirectoryPicker();
+      final comicSrc = await picker.pickDirectory();
+      if (dbFile == null || comicSrc == null) {
+        return;
+      }
+
+      bool cancelled = false;
+      var controller = showLoadingDialog(context, onCancel: () { cancelled = true; });
+
+      try {
+        var cache = FilePath.join(App.cachePath, dbFile.name);
+        await dbFile.saveTo(cache);
+        var db = sql.sqlite3.open(cache);
+
+        Future<void> addTagComics(String destFolder, List<sql.Row> comics) async {
+          for(var comic in comics) {
+            if(cancelled) {
+              return;
+            }
+            var comicDir = Directory(FilePath.join(comicSrc.path, comic['DIRNAME'] as String));
+            if(!(await comicDir.exists())) {
+              continue;
+            }
+            String titleJP = comic['TITLE_JPN'] == null ? "" : comic['TITLE_JPN'] as String;
+            String title = titleJP == "" ? comic['TITLE'] as String : titleJP;
+            if (LocalManager().findByName(title) != null) {
+              Log.info("Import Comic", "Comic already exists: $title");
+              continue;
+            }
+            
+            String coverURL = await comicDir.joinFile(".thumb").exists() ? 
+              comicDir.joinFile(".thumb").path : 
+              (comic['THUMB'] as String).replaceAll('s.exhentai.org', 'ehgt.org');
+            int downloadedTimeStamp = comic['TIME'] as int;
+            DateTime downloadedTime = 
+              downloadedTimeStamp != 0 ? 
+              DateTime.fromMillisecondsSinceEpoch(downloadedTimeStamp) : DateTime.now();
+            var comicObj = LocalComic(
+              id: LocalManager().findValidId(ComicType.local),
+              title: title,
+              subtitle: '',
+              tags: [
+                //1 >> x
+                [
+                  "MISC",
+                  "DOUJINSHI",
+                  "MANGA",
+                  "ARTISTCG",
+                  "GAMECG",
+                  "IMAGE SET",
+                  "COSPLAY",
+                  "ASIAN PORN",
+                  "NON-H",
+                  "WESTERN",
+                ][(log(comic['CATEGORY'] as int) / ln2).floor()]
+              ],
+              directory: comicDir.path,
+              chapters: null,
+              cover: coverURL,
+              comicType: ComicType.local,
+              downloadedChapters: [],
+              createdAt: downloadedTime,
+            );
+            LocalManager().add(comicObj, comicObj.id);
+            LocalFavoritesManager().addComic(
+              destFolder,
+              FavoriteItem(
+                id: comicObj.id,
+                name: comicObj.title,
+                coverPath: comicObj.cover,
+                author: comicObj.subtitle,
+                type: comicObj.comicType,
+                tags: comicObj.tags,
+                favoriteTime: downloadedTime
+              ),
+            );
+          }
+        }
+
+        //default folder
+        {
+          var defaultFolderName = '(EhViewer)Default'.tl;
+          if(!LocalFavoritesManager().existsFolder(defaultFolderName)) {
+            LocalFavoritesManager().createFolder(defaultFolderName);
+          }
+          var comicList = db.select("""
+              SELECT * 
+              FROM DOWNLOAD_DIRNAME DN
+              LEFT JOIN DOWNLOADS DL
+              ON DL.GID = DN.GID
+              WHERE DL.LABEL IS NULL AND DL.STATE = 3
+              ORDER BY DL.TIME DESC
+            """).toList();
+          await addTagComics(defaultFolderName, comicList);
+        }
+
+        var folders = db.select("""
+            SELECT * FROM DOWNLOAD_LABELS;
+          """);
+
+        for (var folder in folders) {
+          if(cancelled) {
+            break;
+          }
+          var label = folder["LABEL"] as String;
+          var folderName = '(EhViewer)$label';
+          if(!LocalFavoritesManager().existsFolder(folderName)) {
+            LocalFavoritesManager().createFolder(folderName);
+          }
+          var comicList = db.select("""
+              SELECT * 
+              FROM DOWNLOAD_DIRNAME DN
+              LEFT JOIN DOWNLOADS DL
+              ON DL.GID = DN.GID
+              WHERE DL.LABEL = ? AND DL.STATE = 3
+              ORDER BY DL.TIME DESC
+            """, [label]).toList();
+          await addTagComics(folderName, comicList);
+        }
+        db.dispose();
+        await File(cache).deleteIgnoreError();
+      } catch (e, s) {
+        Log.error("Import Comic", e.toString(), s);
+        context.showMessage(message: e.toString());
+      }
+      controller.close();
+      return;
     }
     height = key.currentContext!.size!.height;
     setState(() {
diff --git a/lib/pages/local_comics_page.dart b/lib/pages/local_comics_page.dart
index 4199ae4..244b8b7 100644
--- a/lib/pages/local_comics_page.dart
+++ b/lib/pages/local_comics_page.dart
@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:venera/components/components.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
+import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/pages/downloading_page.dart';
 import 'package:venera/utils/cbz.dart';
@@ -26,7 +27,7 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
 
   bool multiSelectMode = false;
 
-  Map<LocalComic, bool> selectedComics = {};
+  Map<Comic, bool> selectedComics = {};
 
   void update() {
     if (keyword.isEmpty) {
@@ -115,7 +116,66 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
 
   @override
   Widget build(BuildContext context) {
-    return Scaffold(
+    void selectAll() {
+      setState(() {
+        selectedComics = comics.asMap().map((k, v) => MapEntry(v, true));
+      });
+    }
+
+    void deSelect() {
+      setState(() {
+        selectedComics.clear();
+      });
+    }
+
+    void invertSelection() {
+      setState(() {
+        comics.asMap().forEach((k, v) {
+          selectedComics[v] = !selectedComics.putIfAbsent(v, () => false);
+        });
+        selectedComics.removeWhere((k, v) => !v);
+      });
+    }
+
+    void selectRange() {
+      setState(() {
+        List<int> l = [];
+        selectedComics.forEach((k, v) {
+          l.add(comics.indexOf(k as LocalComic));
+        });
+        if (l.isEmpty) {
+          return;
+        }
+        l.sort();
+        int start = l.first;
+        int end = l.last;
+        selectedComics.clear();
+        selectedComics.addEntries(List.generate(end - start + 1, (i) {
+          return MapEntry(comics[start + i], true);
+        }));
+      });
+    }
+
+    List<Widget> selectActions = [
+      IconButton(
+          icon: const Icon(Icons.select_all),
+          tooltip: "Select All".tl,
+          onPressed: selectAll),
+      IconButton(
+          icon: const Icon(Icons.deselect),
+          tooltip: "Deselect".tl,
+          onPressed: deSelect),
+      IconButton(
+          icon: const Icon(Icons.flip),
+          tooltip: "Invert Selection".tl,
+          onPressed: invertSelection),
+      IconButton(
+          icon: const Icon(Icons.border_horizontal_outlined),
+          tooltip: "Select in range".tl,
+          onPressed: selectRange),
+    ];
+
+    var body = Scaffold(
       body: SmoothCustomScrollView(
         slivers: [
           if (!searchMode && !multiSelectMode)
@@ -166,11 +226,9 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
             )
           else if (multiSelectMode)
             SliverAppbar(
-              title: Text("Selected @a comics".tlParams({
-                'a': selectedComics.length,
-              })),
-              actions: [
-                IconButton(
+              leading: Tooltip(
+                message: "Cancel".tl,
+                child: IconButton(
                   icon: const Icon(Icons.close),
                   onPressed: () {
                     setState(() {
@@ -179,10 +237,26 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
                     });
                   },
                 ),
-              ],
+              ),
+              title: Text(
+                  "Selected @c comics".tlParams({"c": selectedComics.length})),
+              actions: selectActions,
             )
           else if (searchMode)
             SliverAppbar(
+              leading: Tooltip(
+                message: "Cancel".tl,
+                child: IconButton(
+                  icon: const Icon(Icons.close),
+                  onPressed: () {
+                    setState(() {
+                      searchMode = false;
+                      keyword = "";
+                      update();
+                    });
+                  },
+                ),
+              ),
               title: TextField(
                 autofocus: true,
                 decoration: InputDecoration(
@@ -194,28 +268,17 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
                   update();
                 },
               ),
-              actions: [
-                IconButton(
-                  icon: const Icon(Icons.close),
-                  onPressed: () {
-                    setState(() {
-                      searchMode = false;
-                      keyword = "";
-                      update();
-                    });
-                  },
-                ),
-              ],
             ),
           SliverGridComics(
             comics: comics,
+            selections: selectedComics,
             onTap: multiSelectMode
                 ? (c) {
                     setState(() {
                       if (selectedComics.containsKey(c as LocalComic)) {
-                        selectedComics.remove(c as LocalComic);
+                        selectedComics.remove(c);
                       } else {
-                        selectedComics[c as LocalComic] = true;
+                        selectedComics[c] = true;
                       }
                     });
                   }
@@ -228,25 +291,55 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
                     icon: Icons.delete,
                     text: "Delete".tl,
                     onClick: () {
-                      if (multiSelectMode) {
-                        showConfirmDialog(
+                      showDialog(
                           context: context,
-                          title: "Delete".tl,
-                          content:
-                              "Are you sure you want to delete @a selected comics?"
-                                  .tlParams({'a': selectedComics.length}),
-                          onConfirm: () {
-                            for (var comic in selectedComics.keys) {
-                              LocalManager().deleteComic(comic);
-                            }
-                            setState(() {
-                              selectedComics.clear();
+                          builder: (context) {
+                            bool removeComicFile = true;
+                            return StatefulBuilder(builder: (context, state) {
+                              return ContentDialog(
+                                title: "Delete".tl,
+                                content: Column(
+                                  children: [
+                                    Text("Delete selected comics?".tl)
+                                        .paddingVertical(8),
+                                    Transform.scale(
+                                        scale: 0.9,
+                                        child: CheckboxListTile(
+                                            title: Text(
+                                                "Also remove files on disk".tl),
+                                            value: removeComicFile,
+                                            onChanged: (v) {
+                                              state(() {
+                                                removeComicFile =
+                                                    !removeComicFile;
+                                              });
+                                            })),
+                                  ],
+                                ).paddingHorizontal(16).paddingVertical(8),
+                                actions: [
+                                  FilledButton(
+                                    onPressed: () {
+                                      context.pop();
+                                      if (multiSelectMode) {
+                                        for (var comic in selectedComics.keys) {
+                                          LocalManager().deleteComic(
+                                              comic as LocalComic,
+                                              removeComicFile);
+                                        }
+                                        setState(() {
+                                          selectedComics.clear();
+                                        });
+                                      } else {
+                                        LocalManager().deleteComic(
+                                            c as LocalComic, removeComicFile);
+                                      }
+                                    },
+                                    child: Text("Confirm".tl),
+                                  ),
+                                ],
+                              );
                             });
-                          },
-                        );
-                      } else {
-                        LocalManager().deleteComic(c as LocalComic);
-                      }
+                          });
                     }),
                 MenuEntry(
                     icon: Icons.outbox_outlined,
@@ -259,7 +352,7 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
                       try {
                         if (multiSelectMode) {
                           for (var comic in selectedComics.keys) {
-                            var file = await CBZ.export(comic);
+                            var file = await CBZ.export(comic as LocalComic);
                             await saveFile(filename: file.name, file: file);
                             await file.delete();
                           }
@@ -282,5 +375,24 @@ class _LocalComicsPageState extends State<LocalComicsPage> {
         ],
       ),
     );
+
+    return PopScope(
+      canPop: !multiSelectMode && !searchMode,
+      onPopInvokedWithResult: (didPop, result) {
+        if(multiSelectMode) {
+          setState(() {
+            multiSelectMode = false;
+            selectedComics.clear();
+          });
+        } else if(searchMode) {
+          setState(() {
+            searchMode = false;
+            keyword = "";
+            update();
+          });
+        }
+      },
+      child: body,
+    );
   }
 }
diff --git a/lib/pages/main_page.dart b/lib/pages/main_page.dart
index e074cad..4610da6 100644
--- a/lib/pages/main_page.dart
+++ b/lib/pages/main_page.dart
@@ -78,20 +78,25 @@ class _MainPageState extends State<MainPage> {
           activeIcon: Icons.category,
         ),
       ],
+      onPageChanged: (i) {
+        setState(() {
+          index = i;
+        });
+      },
       paneActions: [
         if(index != 0)
           PaneActionEntry(
             icon: Icons.search,
             label: "Search".tl,
             onTap: () {
-              to(() => const SearchPage());
+              to(() => const SearchPage(), preventDuplicate: true);
             },
           ),
         PaneActionEntry(
           icon: Icons.settings,
           label: "Settings".tl,
           onTap: () {
-            to(() => const SettingsPage());
+            to(() => const SettingsPage(), preventDuplicate: true);
           },
         )
       ],
diff --git a/lib/pages/reader/reader.dart b/lib/pages/reader/reader.dart
index 65a432e..df36314 100644
--- a/lib/pages/reader/reader.dart
+++ b/lib/pages/reader/reader.dart
@@ -20,11 +20,13 @@ import 'package:venera/foundation/history.dart';
 import 'package:venera/foundation/image_provider/reader_image.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/pages/settings/settings_page.dart';
+import 'package:venera/utils/data_sync.dart';
 import 'package:venera/utils/file_type.dart';
 import 'package:venera/utils/io.dart';
 import 'package:venera/utils/translations.dart';
 import 'package:venera/utils/volume.dart';
 import 'package:window_manager/window_manager.dart';
+import 'package:battery_plus/battery_plus.dart';
 
 part 'scaffold.dart';
 part 'images.dart';
@@ -122,6 +124,9 @@ class _ReaderState extends State<Reader> with _ReaderLocation, _ReaderWindow {
     focusNode.dispose();
     SystemChrome.setEnabledSystemUIMode(SystemUiMode.edgeToEdge);
     stopVolumeEvent();
+    Future.microtask(() {
+      DataSync().onDataChanged();
+    });
     super.dispose();
   }
 
@@ -319,6 +324,8 @@ enum ReaderMode {
 
   bool get isGallery => key.startsWith('gallery');
 
+  bool get isContinuous => key.startsWith('continuous');
+
   const ReaderMode(this.key);
 
   static ReaderMode fromKey(String key) {
diff --git a/lib/pages/reader/scaffold.dart b/lib/pages/reader/scaffold.dart
index 36ecea3..69fb918 100644
--- a/lib/pages/reader/scaffold.dart
+++ b/lib/pages/reader/scaffold.dart
@@ -131,10 +131,11 @@ class _ReaderScaffoldState extends State<_ReaderScaffold> {
           child: widget.child,
         ),
         buildPageInfoText(),
+        buildStatusInfo(),
         AnimatedPositioned(
           duration: const Duration(milliseconds: 180),
           right: 16,
-          bottom: showFloatingButtonValue == 0 ? -58 : 16,
+          bottom: showFloatingButtonValue == 0 ? -58 : 36,
           child: buildEpChangeButton(),
         ),
         AnimatedPositioned(
@@ -424,6 +425,24 @@ class _ReaderScaffoldState extends State<_ReaderScaffold> {
     );
   }
 
+  Widget buildStatusInfo() {
+    if (appdata.settings['enableClockAndBatteryInfoInReader']) {
+      return Positioned(
+        bottom: 13,
+        right: 25,
+        child: Row(
+          children: [
+            _ClockWidget(),
+            const SizedBox(width: 10),
+            _BatteryWidget(),
+          ],
+        ),
+      );
+    } else {
+      return const SizedBox.shrink();
+    }
+  }
+
   void openChapterDrawer() {
     showSideBar(
       context,
@@ -432,8 +451,73 @@ class _ReaderScaffoldState extends State<_ReaderScaffold> {
     );
   }
 
-  Future<Uint8List> _getCurrentImageData() async {
+  Future<Uint8List?> _getCurrentImageData() async {
     var imageKey = context.reader.images![context.reader.page - 1];
+    var reader = context.reader;
+    if (context.reader.mode.isContinuous) {
+      var continuesState =
+          context.reader._imageViewController as _ContinuousModeState;
+      var imagesOnScreen =
+          continuesState.itemPositionsListener.itemPositions.value;
+      var images = imagesOnScreen
+          .map((e) => context.reader.images![e.index - 1])
+          .toList();
+      String? selected;
+      await showPopUpWidget(
+        context,
+        PopUpWidgetScaffold(
+          title: "Select an image on screen".tl,
+          body: GridView.builder(
+            itemCount: images.length,
+            itemBuilder: (context, index) {
+              ImageProvider image;
+              var imageKey = images[index];
+              if (imageKey.startsWith('file://')) {
+                image = FileImage(File(imageKey.replaceFirst("file://", '')));
+              } else {
+                image = ReaderImageProvider(
+                  imageKey,
+                  reader.type.comicSource!.key,
+                  reader.cid,
+                  reader.eid,
+                );
+              }
+              return InkWell(
+                borderRadius: const BorderRadius.all(Radius.circular(16)),
+                onTap: () {
+                  selected = images[index];
+                  App.rootContext.pop();
+                },
+                child: Container(
+                  decoration: BoxDecoration(
+                    borderRadius: const BorderRadius.all(Radius.circular(16)),
+                    border: Border.all(
+                      color: Theme.of(context).colorScheme.outline,
+                    ),
+                  ),
+                  width: double.infinity,
+                  height: double.infinity,
+                  child: Image(
+                    width: double.infinity,
+                    height: double.infinity,
+                    image: image,
+                  ),
+                ),
+              ).padding(const EdgeInsets.all(8));
+            },
+            gridDelegate: const SliverGridDelegateWithMaxCrossAxisExtent(
+              maxCrossAxisExtent: 200,
+              childAspectRatio: 0.7,
+            ),
+          ),
+        ),
+      );
+      if (selected == null) {
+        return null;
+      } else {
+        imageKey = selected!;
+      }
+    }
     if (imageKey.startsWith("file://")) {
       return await File(imageKey.substring(7)).readAsBytes();
     } else {
@@ -445,6 +529,9 @@ class _ReaderScaffoldState extends State<_ReaderScaffold> {
 
   void saveCurrentImage() async {
     var data = await _getCurrentImageData();
+    if (data == null) {
+      return;
+    }
     var fileType = detectFileType(data);
     var filename = "${context.reader.page}${fileType.ext}";
     saveFile(data: data, filename: filename);
@@ -452,6 +539,9 @@ class _ReaderScaffoldState extends State<_ReaderScaffold> {
 
   void share() async {
     var data = await _getCurrentImageData();
+    if (data == null) {
+      return;
+    }
     var fileType = detectFileType(data);
     var filename = "${context.reader.page}${fileType.ext}";
     Share.shareFile(
@@ -471,7 +561,7 @@ class _ReaderScaffoldState extends State<_ReaderScaffold> {
             App.rootContext.pop();
           }
           if (key == "enableTurnPageByVolumeKey") {
-            if(appdata.settings[key]) {
+            if (appdata.settings[key]) {
               context.reader.handleVolumeEvent();
             } else {
               context.reader.stopVolumeEvent();
@@ -569,6 +659,188 @@ class _ReaderScaffoldState extends State<_ReaderScaffold> {
   }
 }
 
+class _BatteryWidget extends StatefulWidget {
+  @override
+  _BatteryWidgetState createState() => _BatteryWidgetState();
+}
+
+class _BatteryWidgetState extends State<_BatteryWidget> {
+  late Battery _battery;
+  late int _batteryLevel = 100;
+  Timer? _timer;
+  bool _hasBattery = false;
+
+  @override
+  void initState() {
+    super.initState();
+    _battery = Battery();
+    _checkBatteryAvailability();
+  }
+
+  void _checkBatteryAvailability() async {
+    try {
+      _batteryLevel = await _battery.batteryLevel;
+      if (_batteryLevel != -1) {
+        setState(() {
+          _hasBattery = true;
+          _timer = Timer.periodic(const Duration(seconds: 1), (timer) {
+            _battery.batteryLevel.then((level) => {
+                  if (_batteryLevel != level)
+                    {
+                      setState(() {
+                        _batteryLevel = level;
+                      })
+                    }
+                });
+          });
+        });
+      } else {
+        setState(() {
+          _hasBattery = false;
+        });
+      }
+    } catch (e) {
+      setState(() {
+        _hasBattery = false;
+      });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    if (!_hasBattery) {
+      return const SizedBox.shrink(); //Empty Widget
+    }
+    return _batteryInfo(_batteryLevel);
+  }
+
+  @override
+  void dispose() {
+    _timer?.cancel();
+    super.dispose();
+  }
+
+  Widget _batteryInfo(int batteryLevel) {
+    IconData batteryIcon;
+    Color batteryColor = context.colorScheme.onSurface;
+
+    if (batteryLevel >= 96) {
+      batteryIcon = Icons.battery_full_sharp;
+    } else if (batteryLevel >= 84) {
+      batteryIcon = Icons.battery_6_bar_sharp;
+    } else if (batteryLevel >= 72) {
+      batteryIcon = Icons.battery_5_bar_sharp;
+    } else if (batteryLevel >= 60) {
+      batteryIcon = Icons.battery_4_bar_sharp;
+    } else if (batteryLevel >= 48) {
+      batteryIcon = Icons.battery_3_bar_sharp;
+    } else if (batteryLevel >= 36) {
+      batteryIcon = Icons.battery_2_bar_sharp;
+    } else if (batteryLevel >= 24) {
+      batteryIcon = Icons.battery_1_bar_sharp;
+    } else if (batteryLevel >= 12) {
+      batteryIcon = Icons.battery_0_bar_sharp;
+    } else {
+      batteryIcon = Icons.battery_alert_sharp;
+      batteryColor = Colors.red;
+    }
+
+    return Row(
+      children: [
+        Icon(
+          batteryIcon,
+          size: 16,
+          color: batteryColor,
+          // Stroke
+          shadows: List.generate(
+            9,
+            (index) {
+              if (index == 4) {
+                return null;
+              }
+              double offsetX = (index % 3 - 1) * 0.8;
+              double offsetY = ((index / 3).floor() - 1) * 0.8;
+              return Shadow(
+                color: context.colorScheme.onInverseSurface,
+                offset: Offset(offsetX, offsetY),
+              );
+            },
+          ).whereType<Shadow>().toList(),
+        ),
+        Stack(
+          children: [
+            Text(
+              '$batteryLevel%',
+              style: TextStyle(
+                fontSize: 14,
+                foreground: Paint()
+                  ..style = PaintingStyle.stroke
+                  ..strokeWidth = 1.4
+                  ..color = context.colorScheme.onInverseSurface,
+              ),
+            ),
+            Text('$batteryLevel%'),
+          ],
+        ),
+      ],
+    );
+  }
+}
+
+class _ClockWidget extends StatefulWidget {
+  @override
+  _ClockWidgetState createState() => _ClockWidgetState();
+}
+
+class _ClockWidgetState extends State<_ClockWidget> {
+  late String _currentTime;
+  late Timer _timer;
+
+  @override
+  void initState() {
+    super.initState();
+    _currentTime = _getCurrentTime();
+    _timer = Timer.periodic(const Duration(seconds: 1), (timer) {
+      final time = _getCurrentTime();
+      if (_currentTime != time) {
+        setState(() {
+          _currentTime = time;
+        });
+      }
+    });
+  }
+
+  String _getCurrentTime() {
+    final now = DateTime.now();
+    return "${now.hour.toString().padLeft(2, '0')}:${now.minute.toString().padLeft(2, '0')}";
+  }
+
+  @override
+  void dispose() {
+    _timer.cancel();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Stack(
+      children: [
+        Text(
+          _currentTime,
+          style: TextStyle(
+            fontSize: 14,
+            foreground: Paint()
+              ..style = PaintingStyle.stroke
+              ..strokeWidth = 1.4
+              ..color = context.colorScheme.onInverseSurface,
+          ),
+        ),
+        Text(_currentTime),
+      ],
+    );
+  }
+}
+
 class _ChaptersView extends StatefulWidget {
   const _ChaptersView(this.reader);
 
diff --git a/lib/pages/settings/about.dart b/lib/pages/settings/about.dart
index f68ef69..147ad36 100644
--- a/lib/pages/settings/about.dart
+++ b/lib/pages/settings/about.dart
@@ -16,12 +16,12 @@ class _AboutSettingsState extends State<AboutSettings> {
       slivers: [
         SliverAppbar(title: Text("About".tl)),
         SizedBox(
-          height: 136,
+          height: 112,
           width: double.infinity,
           child: Center(
             child: Container(
-              width: 136,
-              height: 136,
+              width: 112,
+              height: 112,
               decoration: BoxDecoration(
                 borderRadius: BorderRadius.circular(136),
               ),
diff --git a/lib/pages/settings/reader.dart b/lib/pages/settings/reader.dart
index b03a964..2bba6b9 100644
--- a/lib/pages/settings/reader.dart
+++ b/lib/pages/settings/reader.dart
@@ -77,6 +77,13 @@ class _ReaderSettingsState extends State<ReaderSettings> {
               widget.onChanged?.call('enableTurnPageByVolumeKey');
             },
           ).toSliver(),
+        _SwitchSetting(
+          title: "Display time & battery info in reader".tl,
+          settingKey: "enableClockAndBatteryInfoInReader",
+          onChanged: () {
+            widget.onChanged?.call("enableClockAndBatteryInfoInReader");
+          },
+        ).toSliver(),
       ],
     );
   }
diff --git a/lib/pages/settings/settings_page.dart b/lib/pages/settings/settings_page.dart
index 4066c61..889a7c6 100644
--- a/lib/pages/settings/settings_page.dart
+++ b/lib/pages/settings/settings_page.dart
@@ -10,7 +10,6 @@ import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/cache_manager.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
-import 'package:venera/foundation/consts.dart';
 import 'package:venera/foundation/favorites.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/log.dart';
@@ -44,7 +43,7 @@ class _SettingsPageState extends State<SettingsPage> implements PopEntry {
 
   ColorScheme get colors => Theme.of(context).colorScheme;
 
-  bool get enableTwoViews => context.width > changePoint;
+  bool get enableTwoViews => context.width > 720;
 
   final categories = <String>[
     "Explore",
diff --git a/lib/pages/webview.dart b/lib/pages/webview.dart
index e31fd97..fdc385e 100644
--- a/lib/pages/webview.dart
+++ b/lib/pages/webview.dart
@@ -18,11 +18,11 @@ export 'package:flutter_inappwebview/flutter_inappwebview.dart'
 
 extension WebviewExtension on InAppWebViewController {
   Future<List<io.Cookie>?> getCookies(String url) async {
-    if(url.contains("https://")){
+    if (url.contains("https://")) {
       url.replaceAll("https://", "");
     }
-    if(url[url.length-1] == '/'){
-      url = url.substring(0, url.length-1);
+    if (url[url.length - 1] == '/') {
+      url = url.substring(0, url.length - 1);
     }
     CookieManager cookieManager = CookieManager.instance();
     final cookies = await cookieManager.getCookies(url: WebUri(url));
@@ -89,29 +89,29 @@ class _AppWebviewState extends State<AppWebview> {
         child: IconButton(
           icon: const Icon(Icons.more_horiz),
           onPressed: () {
-            showMenu(
-                context: context,
-                position: RelativeRect.fromLTRB(
-                    MediaQuery.of(context).size.width,
-                    0,
-                    MediaQuery.of(context).size.width,
-                    0),
-                items: [
-                  PopupMenuItem(
-                  child: Text("Open in browser".tl),
-                  onTap: () async =>
-                    launchUrlString((await controller?.getUrl())!.toString()),
-                  ),
-                  PopupMenuItem(
-                  child: Text("Copy link".tl),
-                  onTap: () async => Clipboard.setData(ClipboardData(
-                    text: (await controller?.getUrl())!.toString())),
-                  ),
-                  PopupMenuItem(
-                    child: Text("Reload".tl),
-                    onTap: () => controller?.reload(),
-                  ),
-                ]);
+            showMenuX(
+              context,
+              Offset(context.width, context.padding.top),
+              [
+                MenuEntry(
+                  icon: Icons.open_in_browser,
+                  text: "Open in browser".tl,
+                  onClick: () async =>
+                      launchUrlString((await controller?.getUrl())!.toString()),
+                ),
+                MenuEntry(
+                  icon: Icons.copy,
+                  text: "Copy link".tl,
+                  onClick: () async => Clipboard.setData(ClipboardData(
+                      text: (await controller?.getUrl())!.toString())),
+                ),
+                MenuEntry(
+                  icon: Icons.refresh,
+                  text: "Reload".tl,
+                  onClick: () => controller?.reload(),
+                ),
+              ],
+            );
           },
         ),
       )
diff --git a/lib/utils/data.dart b/lib/utils/data.dart
index ec55e9b..9a13426 100644
--- a/lib/utils/data.dart
+++ b/lib/utils/data.dart
@@ -6,6 +6,7 @@ import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/favorites.dart';
 import 'package:venera/foundation/history.dart';
+import 'package:venera/network/cookie_jar.dart';
 import 'package:zip_flutter/zip_flutter.dart';
 
 import 'io.dart';
@@ -15,7 +16,7 @@ Future<File> exportAppData() async {
   var cacheFilePath = FilePath.join(App.cachePath, '$time.venera');
   var cacheFile = File(cacheFilePath);
   var dataPath = App.dataPath;
-  if(await cacheFile.exists()) {
+  if (await cacheFile.exists()) {
     await cacheFile.delete();
   }
   await Isolate.run(() {
@@ -23,11 +24,14 @@ Future<File> exportAppData() async {
     var historyFile = FilePath.join(dataPath, "history.db");
     var localFavoriteFile = FilePath.join(dataPath, "local_favorite.db");
     var appdata = FilePath.join(dataPath, "appdata.json");
+    var cookies = FilePath.join(dataPath, "cookie.db");
     zipFile.addFile("history.db", historyFile);
     zipFile.addFile("local_favorite.db", localFavoriteFile);
     zipFile.addFile("appdata.json", appdata);
-    for(var file in Directory(FilePath.join(dataPath, "comic_source")).listSync()) {
-      if(file is File) {
+    zipFile.addFile("cookie.db", cookies);
+    for (var file
+        in Directory(FilePath.join(dataPath, "comic_source")).listSync()) {
+      if (file is File) {
         zipFile.addFile("comic_source/${file.name}", file.path);
       }
     }
@@ -45,32 +49,50 @@ Future<void> importAppData(File file, [bool checkVersion = false]) async {
   var historyFile = cacheDir.joinFile("history.db");
   var localFavoriteFile = cacheDir.joinFile("local_favorite.db");
   var appdataFile = cacheDir.joinFile("appdata.json");
-  if(checkVersion && appdataFile.existsSync()) {
+  var cookieFile = cacheDir.joinFile("cookie.db");
+  if (checkVersion && appdataFile.existsSync()) {
     var data = jsonDecode(await appdataFile.readAsString());
     var version = data["settings"]["dataVersion"];
-    if(version is int && version <= appdata.settings["dataVersion"]) {
+    if (version is int && version <= appdata.settings["dataVersion"]) {
       return;
     }
   }
-  if(await historyFile.exists()) {
+  if (await historyFile.exists()) {
     HistoryManager().close();
-    historyFile.copySync(FilePath.join(App.dataPath, "history.db"));
+    File(FilePath.join(App.dataPath, "history.db")).deleteIfExistsSync();
+    historyFile.renameSync(FilePath.join(App.dataPath, "history.db"));
     HistoryManager().init();
   }
-  if(await localFavoriteFile.exists()) {
+  if (await localFavoriteFile.exists()) {
     LocalFavoritesManager().close();
-    localFavoriteFile.copySync(FilePath.join(App.dataPath, "local_favorite.db"));
+    File(FilePath.join(App.dataPath, "local_favorite.db")).deleteIfExistsSync();
+    localFavoriteFile
+        .renameSync(FilePath.join(App.dataPath, "local_favorite.db"));
     LocalFavoritesManager().init();
   }
-  if(await appdataFile.exists()) {
-    await appdataFile.copy(FilePath.join(App.dataPath, "appdata.json"));
-    appdata.init();
+  if (await appdataFile.exists()) {
+    // proxy settings should be kept
+    var proxySettings = appdata.settings["proxy"];
+    File(FilePath.join(App.dataPath, "appdata.json")).deleteIfExistsSync();
+    appdataFile.renameSync(FilePath.join(App.dataPath, "appdata.json"));
+    await appdata.init();
+    appdata.settings["proxy"] = proxySettings;
+    appdata.saveData();
+  }
+  if (await cookieFile.exists()) {
+    SingleInstanceCookieJar.instance?.dispose();
+    File(FilePath.join(App.dataPath, "cookie.db")).deleteIfExistsSync();
+    cookieFile.renameSync(FilePath.join(App.dataPath, "cookie.db"));
+    SingleInstanceCookieJar.instance =
+        SingleInstanceCookieJar(FilePath.join(App.dataPath, "cookie.db"))
+          ..init();
   }
   var comicSourceDir = FilePath.join(cacheDirPath, "comic_source");
-  if(Directory(comicSourceDir).existsSync()) {
-    for(var file in Directory(comicSourceDir).listSync()) {
-      if(file is File) {
+  if (Directory(comicSourceDir).existsSync()) {
+    for (var file in Directory(comicSourceDir).listSync()) {
+      if (file is File) {
         var targetFile = FilePath.join(App.dataPath, "comic_source", file.name);
+        File(targetFile).deleteIfExistsSync();
         await file.copy(targetFile);
       }
     }
diff --git a/lib/utils/data_sync.dart b/lib/utils/data_sync.dart
index b277ae5..3dd1474 100644
--- a/lib/utils/data_sync.dart
+++ b/lib/utils/data_sync.dart
@@ -4,7 +4,6 @@ import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/favorites.dart';
-import 'package:venera/foundation/history.dart';
 import 'package:venera/foundation/log.dart';
 import 'package:venera/foundation/res.dart';
 import 'package:venera/network/app_dio.dart';
@@ -19,7 +18,6 @@ class DataSync with ChangeNotifier {
     if (isEnabled) {
       downloadData();
     }
-    HistoryManager().addListener(onDataChanged);
     LocalFavoritesManager().addListener(onDataChanged);
     ComicSource.addListener(onDataChanged);
   }
@@ -57,8 +55,9 @@ class DataSync with ChangeNotifier {
   }
 
   Future<Res<bool>> uploadData() async {
+    if(isDownloading) return const Res(true);
     if (haveWaitingTask) return const Res(true);
-    while (isDownloading || isUploading) {
+    while (isUploading) {
       haveWaitingTask = true;
       await Future.delayed(const Duration(milliseconds: 100));
     }
diff --git a/lib/utils/io.dart b/lib/utils/io.dart
index 5431f18..34377c5 100644
--- a/lib/utils/io.dart
+++ b/lib/utils/io.dart
@@ -45,6 +45,18 @@ extension FileSystemEntityExt on FileSystemEntity {
       // ignore
     }
   }
+
+  Future<void> deleteIfExists({bool recursive = false}) async {
+    if (existsSync()) {
+      await delete(recursive: recursive);
+    }
+  }
+
+  void deleteIfExistsSync({bool recursive = false}) {
+    if (existsSync()) {
+      deleteSync(recursive: recursive);
+    }
+  }
 }
 
 extension FileExtension on File {
diff --git a/linux/flutter/generated_plugin_registrant.cc b/linux/flutter/generated_plugin_registrant.cc
deleted file mode 100644
index e9281b4..0000000
--- a/linux/flutter/generated_plugin_registrant.cc
+++ /dev/null
@@ -1,43 +0,0 @@
-//
-//  Generated file. Do not edit.
-//
-
-// clang-format off
-
-#include "generated_plugin_registrant.h"
-
-#include <desktop_webview_window/desktop_webview_window_plugin.h>
-#include <file_selector_linux/file_selector_plugin.h>
-#include <flutter_qjs/flutter_qjs_plugin.h>
-#include <gtk/gtk_plugin.h>
-#include <screen_retriever_linux/screen_retriever_linux_plugin.h>
-#include <sqlite3_flutter_libs/sqlite3_flutter_libs_plugin.h>
-#include <url_launcher_linux/url_launcher_plugin.h>
-#include <window_manager/window_manager_plugin.h>
-
-void fl_register_plugins(FlPluginRegistry* registry) {
-  g_autoptr(FlPluginRegistrar) desktop_webview_window_registrar =
-      fl_plugin_registry_get_registrar_for_plugin(registry, "DesktopWebviewWindowPlugin");
-  desktop_webview_window_plugin_register_with_registrar(desktop_webview_window_registrar);
-  g_autoptr(FlPluginRegistrar) file_selector_linux_registrar =
-      fl_plugin_registry_get_registrar_for_plugin(registry, "FileSelectorPlugin");
-  file_selector_plugin_register_with_registrar(file_selector_linux_registrar);
-  g_autoptr(FlPluginRegistrar) flutter_qjs_registrar =
-      fl_plugin_registry_get_registrar_for_plugin(registry, "FlutterQjsPlugin");
-  flutter_qjs_plugin_register_with_registrar(flutter_qjs_registrar);
-  g_autoptr(FlPluginRegistrar) gtk_registrar =
-      fl_plugin_registry_get_registrar_for_plugin(registry, "GtkPlugin");
-  gtk_plugin_register_with_registrar(gtk_registrar);
-  g_autoptr(FlPluginRegistrar) screen_retriever_linux_registrar =
-      fl_plugin_registry_get_registrar_for_plugin(registry, "ScreenRetrieverLinuxPlugin");
-  screen_retriever_linux_plugin_register_with_registrar(screen_retriever_linux_registrar);
-  g_autoptr(FlPluginRegistrar) sqlite3_flutter_libs_registrar =
-      fl_plugin_registry_get_registrar_for_plugin(registry, "Sqlite3FlutterLibsPlugin");
-  sqlite3_flutter_libs_plugin_register_with_registrar(sqlite3_flutter_libs_registrar);
-  g_autoptr(FlPluginRegistrar) url_launcher_linux_registrar =
-      fl_plugin_registry_get_registrar_for_plugin(registry, "UrlLauncherPlugin");
-  url_launcher_plugin_register_with_registrar(url_launcher_linux_registrar);
-  g_autoptr(FlPluginRegistrar) window_manager_registrar =
-      fl_plugin_registry_get_registrar_for_plugin(registry, "WindowManagerPlugin");
-  window_manager_plugin_register_with_registrar(window_manager_registrar);
-}
diff --git a/linux/flutter/generated_plugin_registrant.h b/linux/flutter/generated_plugin_registrant.h
deleted file mode 100644
index e0f0a47..0000000
--- a/linux/flutter/generated_plugin_registrant.h
+++ /dev/null
@@ -1,15 +0,0 @@
-//
-//  Generated file. Do not edit.
-//
-
-// clang-format off
-
-#ifndef GENERATED_PLUGIN_REGISTRANT_
-#define GENERATED_PLUGIN_REGISTRANT_
-
-#include <flutter_linux/flutter_linux.h>
-
-// Registers Flutter plugins.
-void fl_register_plugins(FlPluginRegistry* registry);
-
-#endif  // GENERATED_PLUGIN_REGISTRANT_
diff --git a/linux/flutter/generated_plugins.cmake b/linux/flutter/generated_plugins.cmake
deleted file mode 100644
index 3b7ed15..0000000
--- a/linux/flutter/generated_plugins.cmake
+++ /dev/null
@@ -1,34 +0,0 @@
-#
-# Generated file, do not edit.
-#
-
-list(APPEND FLUTTER_PLUGIN_LIST
-  desktop_webview_window
-  file_selector_linux
-  flutter_qjs
-  gtk
-  screen_retriever_linux
-  sqlite3_flutter_libs
-  url_launcher_linux
-  window_manager
-)
-
-list(APPEND FLUTTER_FFI_PLUGIN_LIST
-  lodepng_flutter
-  rhttp
-  zip_flutter
-)
-
-set(PLUGIN_BUNDLED_LIBRARIES)
-
-foreach(plugin ${FLUTTER_PLUGIN_LIST})
-  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/linux plugins/${plugin})
-  target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin)
-  list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${plugin}_plugin>)
-  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries})
-endforeach(plugin)
-
-foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST})
-  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/linux plugins/${ffi_plugin})
-  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries})
-endforeach(ffi_plugin)
diff --git a/macos/Flutter/GeneratedPluginRegistrant.swift b/macos/Flutter/GeneratedPluginRegistrant.swift
deleted file mode 100644
index 4b07183..0000000
--- a/macos/Flutter/GeneratedPluginRegistrant.swift
+++ /dev/null
@@ -1,30 +0,0 @@
-//
-//  Generated file. Do not edit.
-//
-
-import FlutterMacOS
-import Foundation
-
-import app_links
-import desktop_webview_window
-import file_selector_macos
-import flutter_inappwebview_macos
-import path_provider_foundation
-import screen_retriever_macos
-import share_plus
-import sqlite3_flutter_libs
-import url_launcher_macos
-import window_manager
-
-func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
-  AppLinksMacosPlugin.register(with: registry.registrar(forPlugin: "AppLinksMacosPlugin"))
-  DesktopWebviewWindowPlugin.register(with: registry.registrar(forPlugin: "DesktopWebviewWindowPlugin"))
-  FileSelectorPlugin.register(with: registry.registrar(forPlugin: "FileSelectorPlugin"))
-  InAppWebViewFlutterPlugin.register(with: registry.registrar(forPlugin: "InAppWebViewFlutterPlugin"))
-  PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
-  ScreenRetrieverMacosPlugin.register(with: registry.registrar(forPlugin: "ScreenRetrieverMacosPlugin"))
-  SharePlusMacosPlugin.register(with: registry.registrar(forPlugin: "SharePlusMacosPlugin"))
-  Sqlite3FlutterLibsPlugin.register(with: registry.registrar(forPlugin: "Sqlite3FlutterLibsPlugin"))
-  UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin"))
-  WindowManagerPlugin.register(with: registry.registrar(forPlugin: "WindowManagerPlugin"))
-}
diff --git a/pubspec.lock b/pubspec.lock
index 4fd2dae..88ac6d3 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -49,6 +49,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.11.0"
+  battery_plus:
+    dependency: "direct main"
+    description:
+      name: battery_plus
+      sha256: "220c8f1961efb01d6870493b5ac5a80afaeaffc8757f7a11ed3025a8570d29e7"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.2.0"
+  battery_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: battery_plus_platform_interface
+      sha256: e8342c0f32de4b1dfd0223114b6785e48e579bfc398da9471c9179b907fa4910
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
   boolean_selector:
     dependency: transitive
     description:
@@ -109,10 +125,10 @@ packages:
     dependency: "direct main"
     description:
       name: crypto
-      sha256: ec30d999af904f33454ba22ed9a86162b35e52b44ac4807d1d93c288041d7d27
+      sha256: "1e445881f28f22d6140f181e07737b22f1e099a5e1ff94b0af2f9e4a463f4855"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.5"
+    version: "3.0.6"
   csslib:
     dependency: transitive
     description:
@@ -121,6 +137,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.0"
+  dbus:
+    dependency: transitive
+    description:
+      name: dbus
+      sha256: "365c771ac3b0e58845f39ec6deebc76e3276aa9922b0cc60840712094d9047ac"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.10"
   desktop_webview_window:
     dependency: "direct main"
     description:
@@ -404,10 +428,10 @@ packages:
     dependency: "direct main"
     description:
       name: html
-      sha256: "3a7812d5bcd2894edf53dfaf8cd640876cf6cef50a8f238745c8b8120ea74d3a"
+      sha256: "1fc58edeaec4307368c60d59b7e15b9d658b57d7f3125098b6294153c75337ec"
       url: "https://pub.dev"
     source: hosted
-    version: "0.15.4"
+    version: "0.15.5"
   http:
     dependency: transitive
     description:
@@ -593,54 +617,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.3.0"
-  permission_handler:
-    dependency: "direct main"
-    description:
-      name: permission_handler
-      sha256: "18bf33f7fefbd812f37e72091a15575e72d5318854877e0e4035a24ac1113ecb"
-      url: "https://pub.dev"
-    source: hosted
-    version: "11.3.1"
-  permission_handler_android:
-    dependency: transitive
-    description:
-      name: permission_handler_android
-      sha256: "71bbecfee799e65aff7c744761a57e817e73b738fedf62ab7afd5593da21f9f1"
-      url: "https://pub.dev"
-    source: hosted
-    version: "12.0.13"
-  permission_handler_apple:
-    dependency: transitive
-    description:
-      name: permission_handler_apple
-      sha256: e6f6d73b12438ef13e648c4ae56bd106ec60d17e90a59c4545db6781229082a0
-      url: "https://pub.dev"
-    source: hosted
-    version: "9.4.5"
-  permission_handler_html:
-    dependency: transitive
-    description:
-      name: permission_handler_html
-      sha256: af26edbbb1f2674af65a8f4b56e1a6f526156bc273d0e65dd8075fab51c78851
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.1.3+2"
-  permission_handler_platform_interface:
-    dependency: transitive
-    description:
-      name: permission_handler_platform_interface
-      sha256: e9c8eadee926c4532d0305dff94b85bf961f16759c3af791486613152af4b4f9
-      url: "https://pub.dev"
-    source: hosted
-    version: "4.2.3"
-  permission_handler_windows:
-    dependency: transitive
-    description:
-      name: permission_handler_windows
-      sha256: "1a790728016f79a41216d88672dbc5df30e686e811ad4e698bfc51f76ad91f1e"
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.2.1"
   petitparser:
     dependency: transitive
     description:
@@ -788,10 +764,10 @@ packages:
     dependency: "direct main"
     description:
       name: sqlite3
-      sha256: "45f168ae2213201b54e09429ed0c593dc2c88c924a1488d6f9c523a255d567cb"
+      sha256: bb174b3ec2527f9c5f680f73a89af8149dd99782fbb56ea88ad0807c5638f2ed
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.6"
+    version: "2.4.7"
   sqlite3_flutter_libs:
     dependency: "direct main"
     description:
@@ -848,6 +824,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.2"
+  upower:
+    dependency: transitive
+    description:
+      name: upower
+      sha256: cf042403154751180affa1d15614db7fa50234bc2373cd21c3db666c38543ebf
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.0"
   url_launcher:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index aad2ff3..89e929b 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,7 +2,7 @@ name: venera
 description: "A comic app."
 publish_to: 'none'
 
-version: 1.0.4+104
+version: 1.0.5+105
 
 environment:
   sdk: '>=3.5.0 <4.0.0'
@@ -16,15 +16,15 @@ dependencies:
     sdk: flutter
   intl: any
   window_manager: ^0.4.3
-  sqlite3: any
+  sqlite3: ^2.4.7
   sqlite3_flutter_libs: any
   flutter_qjs:
     git:
       url: https://github.com/wgh136/flutter_qjs
       ref: ade0b9d
-  crypto: any
-  dio: any
-  html: any
+  crypto: ^3.0.6
+  dio: ^5.7.0
+  html: ^0.15.5
   pointycastle: any
   url_launcher: ^6.3.0
   path: ^1.9.0
@@ -63,6 +63,7 @@ dependencies:
     git:
       url: https://github.com/wgh136/webdav_client
       ref: 285f87f15bccd2d5d5ff443761348c6ee47b98d1
+  battery_plus: ^6.2.0
 
 dev_dependencies:
   flutter_test:
diff --git a/windows/flutter/generated_plugin_registrant.cc b/windows/flutter/generated_plugin_registrant.cc
deleted file mode 100644
index 11d2b2f..0000000
--- a/windows/flutter/generated_plugin_registrant.cc
+++ /dev/null
@@ -1,44 +0,0 @@
-//
-//  Generated file. Do not edit.
-//
-
-// clang-format off
-
-#include "generated_plugin_registrant.h"
-
-#include <app_links/app_links_plugin_c_api.h>
-#include <desktop_webview_window/desktop_webview_window_plugin.h>
-#include <file_selector_windows/file_selector_windows.h>
-#include <flutter_inappwebview_windows/flutter_inappwebview_windows_plugin_c_api.h>
-#include <flutter_qjs/flutter_qjs_plugin.h>
-#include <permission_handler_windows/permission_handler_windows_plugin.h>
-#include <screen_retriever_windows/screen_retriever_windows_plugin_c_api.h>
-#include <share_plus/share_plus_windows_plugin_c_api.h>
-#include <sqlite3_flutter_libs/sqlite3_flutter_libs_plugin.h>
-#include <url_launcher_windows/url_launcher_windows.h>
-#include <window_manager/window_manager_plugin.h>
-
-void RegisterPlugins(flutter::PluginRegistry* registry) {
-  AppLinksPluginCApiRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("AppLinksPluginCApi"));
-  DesktopWebviewWindowPluginRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("DesktopWebviewWindowPlugin"));
-  FileSelectorWindowsRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("FileSelectorWindows"));
-  FlutterInappwebviewWindowsPluginCApiRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("FlutterInappwebviewWindowsPluginCApi"));
-  FlutterQjsPluginRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("FlutterQjsPlugin"));
-  PermissionHandlerWindowsPluginRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("PermissionHandlerWindowsPlugin"));
-  ScreenRetrieverWindowsPluginCApiRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("ScreenRetrieverWindowsPluginCApi"));
-  SharePlusWindowsPluginCApiRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("SharePlusWindowsPluginCApi"));
-  Sqlite3FlutterLibsPluginRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("Sqlite3FlutterLibsPlugin"));
-  UrlLauncherWindowsRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("UrlLauncherWindows"));
-  WindowManagerPluginRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("WindowManagerPlugin"));
-}
diff --git a/windows/flutter/generated_plugin_registrant.h b/windows/flutter/generated_plugin_registrant.h
deleted file mode 100644
index dc139d8..0000000
--- a/windows/flutter/generated_plugin_registrant.h
+++ /dev/null
@@ -1,15 +0,0 @@
-//
-//  Generated file. Do not edit.
-//
-
-// clang-format off
-
-#ifndef GENERATED_PLUGIN_REGISTRANT_
-#define GENERATED_PLUGIN_REGISTRANT_
-
-#include <flutter/plugin_registry.h>
-
-// Registers Flutter plugins.
-void RegisterPlugins(flutter::PluginRegistry* registry);
-
-#endif  // GENERATED_PLUGIN_REGISTRANT_
diff --git a/windows/flutter/generated_plugins.cmake b/windows/flutter/generated_plugins.cmake
deleted file mode 100644
index e7ccd0e..0000000
--- a/windows/flutter/generated_plugins.cmake
+++ /dev/null
@@ -1,37 +0,0 @@
-#
-# Generated file, do not edit.
-#
-
-list(APPEND FLUTTER_PLUGIN_LIST
-  app_links
-  desktop_webview_window
-  file_selector_windows
-  flutter_inappwebview_windows
-  flutter_qjs
-  permission_handler_windows
-  screen_retriever_windows
-  share_plus
-  sqlite3_flutter_libs
-  url_launcher_windows
-  window_manager
-)
-
-list(APPEND FLUTTER_FFI_PLUGIN_LIST
-  lodepng_flutter
-  rhttp
-  zip_flutter
-)
-
-set(PLUGIN_BUNDLED_LIBRARIES)
-
-foreach(plugin ${FLUTTER_PLUGIN_LIST})
-  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/windows plugins/${plugin})
-  target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin)
-  list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${plugin}_plugin>)
-  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries})
-endforeach(plugin)
-
-foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST})
-  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/windows plugins/${ffi_plugin})
-  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries})
-endforeach(ffi_plugin)
diff --git a/windows/runner/win32_window.cpp b/windows/runner/win32_window.cpp
index 60608d0..4d452e8 100644
--- a/windows/runner/win32_window.cpp
+++ b/windows/runner/win32_window.cpp
@@ -123,6 +123,26 @@ Win32Window::~Win32Window() {
 bool Win32Window::Create(const std::wstring& title,
                          const Point& origin,
                          const Size& size) {
+  HWND hwnd = ::FindWindow(kWindowClassName, title.c_str());
+  if (hwnd) {
+    WINDOWPLACEMENT place = { sizeof(WINDOWPLACEMENT) };
+    GetWindowPlacement(hwnd, &place);
+    SetForegroundWindow(hwnd);
+    switch (place.showCmd) {
+    case SW_SHOWMAXIMIZED:
+        ShowWindow(hwnd, SW_SHOWMAXIMIZED);
+        break;
+    case SW_SHOWMINIMIZED:
+        ShowWindow(hwnd, SW_RESTORE);
+        break;
+    default:
+        ShowWindow(hwnd, SW_NORMAL);
+        break;
+    }
+
+    SetWindowPos(0, HWND_TOP, 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE);
+    return false;
+  }
   Destroy();
 
   const wchar_t* window_class =