diff --git a/android/app/build.gradle b/android/app/build.gradle
index 9a8ad45..f296899 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -67,7 +67,6 @@ android {
     }
 
     defaultConfig {
-        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId = "com.github.wgh136.venera"
         // You can update the following values to match your application needs.
         // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-gradle-build-configuration.
@@ -125,6 +124,6 @@ flutter {
 }
 
 dependencies {
-    implementation "androidx.activity:activity-ktx:1.9.2"
+    implementation "androidx.activity:activity-ktx:1.10.1"
     implementation 'androidx.documentfile:documentfile:1.0.1'
 }
diff --git a/android/gradle/wrapper/gradle-wrapper.properties b/android/gradle/wrapper/gradle-wrapper.properties
index 5e6b542..efdcc4a 100644
--- a/android/gradle/wrapper/gradle-wrapper.properties
+++ b/android/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-all.zip
diff --git a/android/settings.gradle b/android/settings.gradle
index 3a1cb3b..3d1ac22 100644
--- a/android/settings.gradle
+++ b/android/settings.gradle
@@ -18,7 +18,7 @@ pluginManagement {
 
 plugins {
     id "dev.flutter.flutter-plugin-loader" version "1.0.0"
-    id "com.android.application" version '8.3.2' apply false
+    id "com.android.application" version '8.9.0' apply false
     id "org.jetbrains.kotlin.android" version "1.8.10" apply false
 }
 
diff --git a/assets/translation.json b/assets/translation.json
index add7a5a..9749fc6 100644
--- a/assets/translation.json
+++ b/assets/translation.json
@@ -140,18 +140,18 @@
     "Block": "屏蔽",
     "Add new favorite to": "添加新收藏到",
     "Move favorite after reading": "阅读后移动收藏",
-    "Delete folder?" : "删除文件夹?",
-    "Delete folder '@f' ?" : "删除文件夹 '@f' ?",
+    "Delete folder?": "删除文件夹?",
+    "Delete folder '@f' ?": "删除文件夹 '@f' ?",
     "Import from file": "从文件导入",
     "Failed to import": "导入失败",
     "Cache Limit": "缓存限制",
     "Set Cache Limit": "设置缓存限制",
     "Size in MB": "大小（MB）",
-    "Select a directory which contains the comic directories." : "选择一个包含漫画文件夹的目录",
+    "Select a directory which contains the comic directories.": "选择一个包含漫画文件夹的目录",
     "Help": "帮助",
     "Export as cbz": "导出为cbz",
-    "Select an archive file (cbz, zip, 7z, cb7)" : "选择一个归档文件 (cbz, zip, 7z, cb7)",
-    "An archive file" : "一个归档文件",
+    "Select an archive file (cbz, zip, 7z, cb7)": "选择一个归档文件 (cbz, zip, 7z, cb7)",
+    "An archive file": "一个归档文件",
     "Fullscreen": "全屏",
     "Exit": "退出",
     "View more": "查看更多",
@@ -198,9 +198,9 @@
     "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",
-    "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",
+    "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",
@@ -241,7 +241,7 @@
     "Delete all unavailable local favorite items": "删除所有无效的本地收藏",
     "Deleted @a favorite items.": "已删除 @a 条无效收藏",
     "New version available": "有新版本可用",
-    "A new version is available. Do you want to update now?" : "有新版本可用。您要现在更新吗？",
+    "A new version is available. Do you want to update now?": "有新版本可用。您要现在更新吗？",
     "No new version available": "没有新版本可用",
     "Export as pdf": "导出为pdf",
     "Export as epub": "导出为epub",
@@ -288,15 +288,15 @@
     "Copy the title successfully": "复制标题成功",
     "The comic is invalid, please long press to delete, you can double click the title to copy": "该漫画已失效, 请长按删除, 可以双击标题进行复制",
     "No search results found": "未找到搜索结果",
-    "Added @c comics to download queue." : "已添加 @c 本漫画到下载队列",
+    "Added @c comics to download queue.": "已添加 @c 本漫画到下载队列",
     "Download started": "下载已开始",
     "Click favorite": "点击收藏",
     "End": "末尾",
     "None": "无",
     "View Detail": "查看详情",
-    "Select a directory which contains multiple archive files." : "选择一个包含多个归档文件的目录",
-    "Multiple archive files" : "多个归档文件",
-    "No valid comics found" : "未找到有效的漫画",
+    "Select a directory which contains multiple archive files.": "选择一个包含多个归档文件的目录",
+    "Multiple archive files": "多个归档文件",
+    "No valid comics found": "未找到有效的漫画",
     "Enable DNS Overrides": "启用DNS覆写",
     "DNS Overrides": "DNS覆写",
     "Custom Image Processing": "自定义图片处理",
@@ -342,12 +342,12 @@
     "Replies": "回复",
     "Follow Updates": "追更",
     "Not Configured": "未配置",
-    "Choose a folder to follow updates." : "选择一个文件夹以追更",
+    "Choose a folder to follow updates.": "选择一个文件夹以追更",
     "Choose Folder": "选择文件夹",
     "No folders available": "没有可用的文件夹",
     "Updating comics...": "更新漫画中...",
-    "Automatic update checking enabled." : "已启用自动更新检查",
-    "The app will check for updates at most once a day." : "APP将每天最多检查一次更新",
+    "Automatic update checking enabled.": "已启用自动更新检查",
+    "The app will check for updates at most once a day.": "APP将每天最多检查一次更新",
     "Change Folder": "更改文件夹",
     "Check Now": "立即检查",
     "Updates": "更新",
@@ -360,7 +360,7 @@
     "Disabled": "已禁用",
     "Auto Sync Data": "自动同步数据",
     "Mark all as read": "全部标记为已读",
-    "Do you want to mark all as read?" : "您要全部标记为已读吗？",
+    "Do you want to mark all as read?": "您要全部标记为已读吗？",
     "Swipe down for previous chapter": "向下滑动查看上一章",
     "Swipe up for next chapter": "向上滑动查看下一章",
     "Initial Page": "初始页面",
@@ -378,7 +378,16 @@
     "Page": "页面",
     "Jump": "跳转",
     "Copy Image": "复制图片",
-    "A valid WebDav directory URL": "有效的WebDav目录URL"
+    "A valid WebDav directory URL": "有效的WebDav目录URL",
+    "Shut Down": "关闭",
+    "Uploading data...": "正在上传数据...",
+    "Pages": "页数",
+    "Long press zoom position": "长按缩放位置",
+    "Press position": "按压位置",
+    "Screen center": "屏幕中心",
+    "Suggestions": "建议",
+    "Do not report any issues related to sources to App repo.": "请不要向App仓库报告任何与源相关的问题",
+    "Click the setting icon to change the source list url.": "点击设置图标更改源列表URL"
   },
   "zh_TW": {
     "Home": "首頁",
@@ -520,18 +529,18 @@
     "Block": "封鎖",
     "Add new favorite to": "添加新收藏到",
     "Move favorite after reading": "閱讀後移動收藏",
-    "Delete folder?" : "刪除資料夾？",
-    "Delete folder '@f' ?" : "刪除資料夾 '@f' ？",
+    "Delete folder?": "刪除資料夾？",
+    "Delete folder '@f' ?": "刪除資料夾 '@f' ？",
     "Import from file": "從文件匯入",
     "Failed to import": "匯入失敗",
     "Cache Limit": "快取限制",
     "Set Cache Limit": "設定快取限制",
     "Size in MB": "大小（MB）",
-    "Select a directory which contains the comic directories." : "選擇一個包含漫畫資料夾的目錄",
+    "Select a directory which contains the comic directories.": "選擇一個包含漫畫資料夾的目錄",
     "Help": "幫助",
     "Export as cbz": "匯出為cbz",
-    "Select an archive file (cbz, zip, 7z, cb7)" : "選擇一個歸檔文件 (cbz, zip, 7z, cb7)",
-    "An archive file" : "一個歸檔文件",
+    "Select an archive file (cbz, zip, 7z, cb7)": "選擇一個歸檔文件 (cbz, zip, 7z, cb7)",
+    "An archive file": "一個歸檔文件",
     "Fullscreen": "全螢幕",
     "Exit": "退出",
     "View more": "查看更多",
@@ -622,13 +631,13 @@
     "Delete all unavailable local favorite items": "刪除所有無效的本機收藏",
     "Deleted @a favorite items.": "已刪除 @a 條無效收藏",
     "New version available": "有新版本可用",
-    "A new version is available. Do you want to update now?" : "有新版本可用。您要現在更新嗎？",
+    "A new version is available. Do you want to update now?": "有新版本可用。您要現在更新嗎？",
     "No new version available": "沒有新版本可用",
     "Export as pdf": "匯出為pdf",
     "Export as epub": "匯出為epub",
     "Aggregated Search": "聚合搜尋",
     "No search results found": "未找到搜尋結果",
-    "Added @c comics to download queue." : "已添加 @c 本漫畫到下載佇列",
+    "Added @c comics to download queue.": "已添加 @c 本漫畫到下載佇列",
     "Download started": "下載已開始",
     "Click favorite": "點擊收藏",
     "Local comic collection is not supported at present": "本機收藏暫不支援",
@@ -675,9 +684,9 @@
     "End": "末尾",
     "None": "無",
     "View Detail": "查看詳情",
-    "Select a directory which contains multiple archive files." : "選擇一個包含多個歸檔文件的目錄",
-    "Multiple archive files" : "多個歸檔文件",
-    "No valid comics found" : "未找到有效的漫畫",
+    "Select a directory which contains multiple archive files.": "選擇一個包含多個歸檔文件的目錄",
+    "Multiple archive files": "多個歸檔文件",
+    "No valid comics found": "未找到有效的漫畫",
     "Enable DNS Overrides": "啟用DNS覆寫",
     "DNS Overrides": "DNS覆寫",
     "Custom Image Processing": "自訂圖片處理",
@@ -723,12 +732,12 @@
     "Replies": "回覆",
     "Follow Updates": "追更",
     "Not Configured": "未配置",
-    "Choose a folder to follow updates." : "選擇一個資料夾以追更",
+    "Choose a folder to follow updates.": "選擇一個資料夾以追更",
     "Choose Folder": "選擇資料夾",
     "No folders available": "沒有可用的資料夾",
     "Updating comics...": "更新漫畫中...",
-    "Automatic update checking enabled." : "已啟用自動更新檢查",
-    "The app will check for updates at most once a day." : "APP將每天最多檢查一次更新",
+    "Automatic update checking enabled.": "已啟用自動更新檢查",
+    "The app will check for updates at most once a day.": "APP將每天最多檢查一次更新",
     "Change Folder": "更改資料夾",
     "Check Now": "立即檢查",
     "Updates": "更新",
@@ -741,7 +750,7 @@
     "Disabled": "已停用",
     "Auto Sync Data": "自動同步資料",
     "Mark all as read": "全部標記為已讀",
-    "Do you want to mark all as read?" : "您要全部標記為已讀嗎？",
+    "Do you want to mark all as read?": "您要全部標記為已讀嗎？",
     "Swipe down for previous chapter": "向下滑動查看上一章",
     "Swipe up for next chapter": "向上滑動查看下一章",
     "Initial Page": "初始頁面",
@@ -759,6 +768,15 @@
     "Page": "頁面",
     "Jump": "跳轉",
     "Copy Image": "複製圖片",
-    "A valid WebDav directory URL": "有效的WebDav目錄URL"
+    "A valid WebDav directory URL": "有效的WebDav目錄URL",
+    "Shut Down": "關閉",
+    "Uploading data...": "正在上傳數據...",
+    "Pages": "頁數",
+    "Long press zoom position": "長按縮放位置",
+    "Press position": "按壓位置",
+    "Screen center": "螢幕中心",
+    "Suggestions": "建議",
+    "Do not report any issues related to sources to App repo.": "請不要向App倉庫報告任何與源相關的問題",
+    "Click the setting icon to change the source list url.": "點擊設定圖示更改源列表URL"
   }
 }
diff --git a/debian/gui/venera.png b/debian/gui/venera.png
index ffd7fef..474dba4 100644
Binary files a/debian/gui/venera.png and b/debian/gui/venera.png differ
diff --git a/lib/components/comic.dart b/lib/components/comic.dart
index 76aaebd..3ad1f2b 100644
--- a/lib/components/comic.dart
+++ b/lib/components/comic.dart
@@ -334,7 +334,12 @@ class ComicTile extends StatelessWidget {
                         }
 
                         var children = <Widget>[];
-                        for (var line in text.split('\n')) {
+                        var lines = text.split('\n');
+                        lines.removeWhere((e) => e.trim().isEmpty);
+                        if (lines.length > 3) {
+                          lines = lines.sublist(0, 3);
+                        }
+                        for (var line in lines) {
                           children.add(Container(
                             margin: const EdgeInsets.fromLTRB(2, 0, 2, 2),
                             padding: constraints.maxWidth < 80
diff --git a/lib/components/layout.dart b/lib/components/layout.dart
index 0238863..e4bf0c6 100644
--- a/lib/components/layout.dart
+++ b/lib/components/layout.dart
@@ -163,3 +163,29 @@ class SliverLazyToBoxAdapter extends StatelessWidget {
     ]);
   }
 }
+
+class SliverAnimatedVisibility extends StatelessWidget {
+  const SliverAnimatedVisibility({
+    super.key,
+    required this.visible,
+    required this.child,
+  });
+
+  final bool visible;
+
+  final Widget child;
+
+  @override
+  Widget build(BuildContext context) {
+    var child = visible ? this.child : const SizedBox.shrink();
+
+    return SliverToBoxAdapter(
+      child: AnimatedSize(
+        duration: const Duration(milliseconds: 200),
+        curve: Curves.easeInOut,
+        alignment: Alignment.topCenter,
+        child: child,
+      ),
+    );
+  }
+}
diff --git a/lib/components/scroll.dart b/lib/components/scroll.dart
index 3988630..741de7d 100644
--- a/lib/components/scroll.dart
+++ b/lib/components/scroll.dart
@@ -51,10 +51,32 @@ class _SmoothScrollProviderState extends State<SmoothScrollProvider> {
 
   static bool _isMouseScroll = App.isDesktop;
 
+  late int id;
+
+  static int _id = 0;
+
+  var activeChildren = <int>{};
+
+  ScrollState? parent;
+
   @override
   void initState() {
     _controller = widget.controller ?? ScrollController();
     super.initState();
+    id = _id;
+    _id++;
+  }
+
+  @override
+  void didChangeDependencies() {
+    parent = ScrollState.maybeOf(context);
+    super.didChangeDependencies();
+  }
+
+  @override
+  void dispose() {
+    parent?.onChildInactive(id);
+    super.dispose();
   }
 
   @override
@@ -66,8 +88,7 @@ class _SmoothScrollProviderState extends State<SmoothScrollProvider> {
         const BouncingScrollPhysics(),
       );
     }
-    return Listener(
-      behavior: HitTestBehavior.translucent,
+    var child = Listener(
       onPointerDown: (event) {
         _futurePosition = null;
         if (_isMouseScroll) {
@@ -77,6 +98,9 @@ class _SmoothScrollProviderState extends State<SmoothScrollProvider> {
         }
       },
       onPointerSignal: (pointerSignal) {
+        if (activeChildren.isNotEmpty) {
+          return;
+        }
         if (pointerSignal is PointerScrollEvent) {
           if (HardwareKeyboard.instance.isShiftPressed) {
             return;
@@ -113,8 +137,14 @@ class _SmoothScrollProviderState extends State<SmoothScrollProvider> {
           });
         }
       },
-      child: ScrollControllerProvider._(
+      child: ScrollState._(
         controller: _controller,
+        onChildActive: (id) {
+          activeChildren.add(id);
+        },
+        onChildInactive: (id) {
+          activeChildren.remove(id);
+        },
         child: widget.builder(
           context,
           _controller,
@@ -124,25 +154,49 @@ class _SmoothScrollProviderState extends State<SmoothScrollProvider> {
         ),
       ),
     );
+
+    if (parent != null) {
+      return MouseRegion(
+        onEnter: (_) {
+          parent!.onChildActive(id);
+        },
+        onExit: (_) {
+          parent!.onChildInactive(id);
+        },
+        child: child,
+      );
+    }
+
+    return child;
   }
 }
 
-class ScrollControllerProvider extends InheritedWidget {
-  const ScrollControllerProvider._({
+class ScrollState extends InheritedWidget {
+  const ScrollState._({
     required this.controller,
     required super.child,
+    required this.onChildActive,
+    required this.onChildInactive,
   });
 
   final ScrollController controller;
 
-  static ScrollController of(BuildContext context) {
-    final ScrollControllerProvider? provider =
-        context.dependOnInheritedWidgetOfExactType<ScrollControllerProvider>();
-    return provider!.controller;
+  final void Function(int id) onChildActive;
+
+  final void Function(int id) onChildInactive;
+
+  static ScrollState of(BuildContext context) {
+    final ScrollState? provider =
+        context.dependOnInheritedWidgetOfExactType<ScrollState>();
+    return provider!;
+  }
+
+  static ScrollState? maybeOf(BuildContext context) {
+    return context.dependOnInheritedWidgetOfExactType<ScrollState>();
   }
 
   @override
-  bool updateShouldNotify(ScrollControllerProvider oldWidget) {
+  bool updateShouldNotify(ScrollState oldWidget) {
     return oldWidget.controller != controller;
   }
 }
diff --git a/lib/components/window_frame.dart b/lib/components/window_frame.dart
index 75c6f5b..11cf0b3 100644
--- a/lib/components/window_frame.dart
+++ b/lib/components/window_frame.dart
@@ -82,10 +82,7 @@ class _WindowFrameState extends State<WindowFrame> {
         return;
       }
     }
-    windowManager.close().then((_) {
-      // Make sure the app exits when the window is closed.
-      exit(0);
-    });
+    exit(0);
   }
 
   @override
@@ -564,20 +561,19 @@ class _VirtualWindowFrameState extends State<VirtualWindowFrame>
 
   Widget _buildVirtualWindowFrame(BuildContext context) {
     return Container(
-        decoration: BoxDecoration(
-          borderRadius: BorderRadius.circular(_isMaximized ? 0 : 8),
-          color: Colors.transparent,
-          boxShadow: <BoxShadow>[
-            BoxShadow(
-                color: Colors.black.toOpacity(_isFocused ? 0.4 : 0.2),
-                offset: Offset(0.0, 2),
-                blurRadius: 4,
-              )
-          ],
-        ),
-        clipBehavior: Clip.antiAlias,
-        child: widget.child,
-      );
+      decoration: BoxDecoration(
+        borderRadius: BorderRadius.circular(_isMaximized ? 0 : 8),
+        color: Colors.transparent,
+        boxShadow: <BoxShadow>[
+          BoxShadow(
+            color: Colors.black.toOpacity(_isFocused ? 0.4 : 0.2),
+            blurRadius: 4,
+          )
+        ],
+      ),
+      clipBehavior: Clip.antiAlias,
+      child: widget.child,
+    );
   }
 
   @override
diff --git a/lib/foundation/app.dart b/lib/foundation/app.dart
index d48286e..384b0ce 100644
--- a/lib/foundation/app.dart
+++ b/lib/foundation/app.dart
@@ -13,7 +13,7 @@ export "widget_utils.dart";
 export "context.dart";
 
 class _App {
-  final version = "1.3.4";
+  final version = "1.4.0";
 
   bool get isAndroid => Platform.isAndroid;
 
@@ -47,6 +47,7 @@ class _App {
 
   late String dataPath;
   late String cachePath;
+  String? externalStoragePath;
 
   final rootNavigatorKey = GlobalKey<NavigatorState>();
 
@@ -77,6 +78,9 @@ class _App {
   Future<void> init() async {
     cachePath = (await getApplicationCacheDirectory()).path;
     dataPath = (await getApplicationSupportDirectory()).path;
+    if (isAndroid) {
+      externalStoragePath = (await getExternalStorageDirectory())!.path;
+    }
   }
 
   Future<void> initComponents() async {
diff --git a/lib/foundation/appdata.dart b/lib/foundation/appdata.dart
index b4e4073..ecb64cc 100644
--- a/lib/foundation/appdata.dart
+++ b/lib/foundation/appdata.dart
@@ -161,6 +161,7 @@ class Settings with ChangeNotifier {
     'cacheSize': 2048, // in MB
     'downloadThreads': 5,
     'enableLongPressToZoom': true,
+    'longPressZoomPosition': "press", // press, center
     'checkUpdateOnStart': false,
     'limitImageWidth': true,
     'webdav': [], // empty means not configured
diff --git a/lib/foundation/comic_source/category.dart b/lib/foundation/comic_source/category.dart
index 7aae515..383a7ad 100644
--- a/lib/foundation/comic_source/category.dart
+++ b/lib/foundation/comic_source/category.dart
@@ -34,24 +34,28 @@ class CategoryButtonData {
   });
 }
 
+class CategoryItem {
+  final String label;
+
+  final PageJumpTarget target;
+
+  const CategoryItem(this.label, this.target);
+}
+
 abstract class BaseCategoryPart {
   String get title;
 
-  List<String> get categories;
-
-  List<String>? get categoryParams => null;
+  List<CategoryItem> get categories;
 
   bool get enableRandom;
 
-  String get categoryType;
-
   /// Data class for building a part of category page.
   const BaseCategoryPart();
 }
 
 class FixedCategoryPart extends BaseCategoryPart {
   @override
-  final List<String> categories;
+  final List<CategoryItem> categories;
 
   @override
   bool get enableRandom => false;
@@ -59,19 +63,12 @@ class FixedCategoryPart extends BaseCategoryPart {
   @override
   final String title;
 
-  @override
-  final String categoryType;
-
-  @override
-  final List<String>? categoryParams;
-
   /// A [BaseCategoryPart] that show fixed tags on category page.
-  const FixedCategoryPart(this.title, this.categories, this.categoryType,
-      [this.categoryParams]);
+  const FixedCategoryPart(this.title, this.categories);
 }
 
 class RandomCategoryPart extends BaseCategoryPart {
-  final List<String> tags;
+  final List<CategoryItem> all;
 
   final int randomNumber;
 
@@ -81,67 +78,59 @@ class RandomCategoryPart extends BaseCategoryPart {
   @override
   bool get enableRandom => true;
 
-  @override
-  final String categoryType;
-
-  List<String> _categories() {
-    if (randomNumber >= tags.length) {
-      return tags;
+  List<CategoryItem> _categories() {
+    if (randomNumber >= all.length) {
+      return all;
     }
-    var start = math.Random().nextInt(tags.length - randomNumber);
-    return tags.sublist(start, start + randomNumber);
+    var start = math.Random().nextInt(all.length - randomNumber);
+    return all.sublist(start, start + randomNumber);
   }
 
   @override
-  List<String> get categories => _categories();
+  List<CategoryItem> get categories => _categories();
 
-  /// A [BaseCategoryPart] that show random tags on category page.
+  /// A [BaseCategoryPart] that show a part of random tags on category page.
   const RandomCategoryPart(
-      this.title, this.tags, this.randomNumber, this.categoryType);
+    this.title,
+    this.all,
+    this.randomNumber,
+  );
 }
 
-class RandomCategoryPartWithRuntimeData extends BaseCategoryPart {
-  final Iterable<String> Function() loadTags;
+class DynamicCategoryPart extends BaseCategoryPart {
+  final JSAutoFreeFunction loader;
 
-  final int randomNumber;
+  final String sourceKey;
 
   @override
-  final String title;
-
-  @override
-  bool get enableRandom => true;
-
-  @override
-  final String categoryType;
-
-  static final random = math.Random();
-
-  List<String> _categories() {
-    var tags = loadTags();
-    if (randomNumber >= tags.length) {
-      return tags.toList();
+  List<CategoryItem> get categories {
+    var data = loader([]);
+    if (data is! List) {
+      throw "DynamicCategoryPart loader must return a List";
     }
-    final start = random.nextInt(tags.length - randomNumber);
-    var res = List.filled(randomNumber, '');
-    int index = -1;
-    for (var s in tags) {
-      index++;
-      if (start > index) {
-        continue;
-      } else if (index == start + randomNumber) {
-        break;
+    var res = <CategoryItem>[];
+    for (var item in data) {
+      if (item is! Map) {
+        throw "DynamicCategoryPart loader must return a List of Map";
       }
-      res[index - start] = s;
+      var label = item['label'];
+      var target = PageJumpTarget.parse(sourceKey, item['target']);
+      if (label is! String) {
+        throw "Category label must be a String";
+      }
+      res.add(CategoryItem(label, target));
     }
     return res;
   }
 
   @override
-  List<String> get categories => _categories();
+  bool get enableRandom => false;
 
-  /// A [BaseCategoryPart] that show random tags on category page.
-  RandomCategoryPartWithRuntimeData(
-      this.title, this.loadTags, this.randomNumber, this.categoryType);
+  @override
+  final String title;
+
+  /// A [BaseCategoryPart] that show dynamic tags on category page.
+  const DynamicCategoryPart(this.title, this.loader, this.sourceKey);
 }
 
 CategoryData getCategoryDataWithKey(String key) {
diff --git a/lib/foundation/comic_source/comic_source.dart b/lib/foundation/comic_source/comic_source.dart
index 1ef748c..3e4b524 100644
--- a/lib/foundation/comic_source/comic_source.dart
+++ b/lib/foundation/comic_source/comic_source.dart
@@ -11,6 +11,8 @@ 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/pages/category_comics_page.dart';
+import 'package:venera/pages/search_result_page.dart';
 import 'package:venera/utils/data_sync.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/init.dart';
@@ -349,7 +351,7 @@ class ExplorePagePart {
   ///   - category:categoryName
   ///
   /// End with `@`+`param` if the category has a parameter.
-  final String? viewMore;
+  final PageJumpTarget? viewMore;
 
   const ExplorePagePart(this.title, this.comics, this.viewMore);
 }
diff --git a/lib/foundation/comic_source/models.dart b/lib/foundation/comic_source/models.dart
index f17c76d..5e2bc62 100644
--- a/lib/foundation/comic_source/models.dart
+++ b/lib/foundation/comic_source/models.dart
@@ -169,7 +169,9 @@ class ComicDetails with HistoryMixin {
   static Map<String, List<String>> _generateMap(Map<dynamic, dynamic> map) {
     var res = <String, List<String>>{};
     map.forEach((key, value) {
-      res[key] = List<String>.from(value);
+      if (value is List) {
+        res[key] = List<String>.from(value);
+      }
     });
     return res;
   }
@@ -342,7 +344,8 @@ class ComicChapters {
     } else if (groupedChapters.isNotEmpty) {
       return ComicChapters.grouped(groupedChapters);
     } else {
-      throw ArgumentError("Empty chapter list");
+      // return a empty list.
+      return ComicChapters(chapters);
     }
   }
 
@@ -429,3 +432,110 @@ class ComicChapters {
     }
   }
 }
+
+class PageJumpTarget {
+  final String sourceKey;
+
+  final String page;
+
+  final Map<String, dynamic>? attributes;
+
+  const PageJumpTarget(this.sourceKey, this.page, this.attributes);
+
+  static PageJumpTarget parse(String sourceKey, dynamic value) {
+    if (value is Map) {
+      if (value['page'] != null) {
+        return PageJumpTarget(
+          sourceKey,
+          value["page"] ?? "search",
+          value["attributes"],
+        );
+      } else if (value["action"] != null) {
+        // old version `onClickTag`
+        var page = value["action"];
+        if (page == "search") {
+          return PageJumpTarget(
+            sourceKey,
+            "search",
+            {
+              "text": value["keyword"],
+            },
+          );
+        } else if (page == "category") {
+          return PageJumpTarget(
+            sourceKey,
+            "category",
+            {
+              "category": value["keyword"],
+              "param": value["param"],
+            },
+          );
+        } else {
+          return PageJumpTarget(sourceKey, page, null);
+        }
+      }
+    } else if (value is String) {
+      // old version string encoding. search: `search:keyword`, category: `category:keyword` or `category:keyword@param`
+      var segments = value.split(":");
+      var page = segments[0];
+      if (page == "search") {
+        return PageJumpTarget(
+          sourceKey,
+          "search",
+          {
+            "text": segments[1],
+          },
+        );
+      } else if (page == "category") {
+        var c = segments[1];
+        if (c.contains('@')) {
+          var parts = c.split('@');
+          return PageJumpTarget(
+            sourceKey,
+            "category",
+            {
+              "category": parts[0],
+              "param": parts[1],
+            },
+          );
+        } else {
+          return PageJumpTarget(
+            sourceKey,
+            "category",
+            {
+              "category": c,
+            },
+          );
+        }
+      } else {
+        return PageJumpTarget(sourceKey, page, null);
+      }
+    }
+    return PageJumpTarget(sourceKey, "Invalid Data", null);
+  }
+
+  void jump(BuildContext context) {
+    if (page == "search") {
+      context.to(
+        () => SearchResultPage(
+          text: attributes?["text"] ?? attributes?["keyword"] ?? "",
+          sourceKey: sourceKey,
+          options: List.from(attributes?["options"] ?? []),
+        ),
+      );
+    } else if (page == "category") {
+      var key = ComicSource.find(sourceKey)!.categoryData!.key;
+      context.to(
+        () => CategoryComicsPage(
+          categoryKey: key,
+          category: attributes?["category"] ??
+              (throw ArgumentError("Category name is required")),
+          options: List.from(attributes?["options"] ?? []),
+          param: attributes?["param"],
+        ),
+      );
+    } else {
+      Log.error("Page Jump", "Unknown page: $page");
+    }
+  }
+}
diff --git a/lib/foundation/comic_source/parser.dart b/lib/foundation/comic_source/parser.dart
index e9ed69a..0d92978 100644
--- a/lib/foundation/comic_source/parser.dart
+++ b/lib/foundation/comic_source/parser.dart
@@ -80,9 +80,8 @@ class ComicSourceParser {
 
   Future<ComicSource> parse(String js, String filePath) async {
     js = js.replaceAll("\r\n", "\n");
-    var line1 = js
-        .split('\n')
-        .firstWhereOrNull((e) => e.trim().startsWith("class "));
+    var line1 =
+        js.split('\n').firstWhereOrNull((e) => e.trim().startsWith("class "));
     if (line1 == null ||
         !line1.startsWith("class ") ||
         !line1.contains("extends ComicSource")) {
@@ -336,7 +335,7 @@ class ComicSourceParser {
                     (e['comics'] as List).map((e) {
                       return Comic.fromJson(e, _key!);
                     }).toList(),
-                    e['viewMore'],
+                    PageJumpTarget.parse(_key!, e['viewMore']),
                   );
                 }),
               ),
@@ -404,21 +403,91 @@ class ComicSourceParser {
     var categoryParts = <BaseCategoryPart>[];
 
     for (var c in doc["parts"]) {
-      final String name = c["name"];
-      final String type = c["type"];
-      final List<String> tags = List.from(c["categories"]);
-      final String itemType = c["itemType"];
-      List<String>? categoryParams = ListOrNull.from(c["categoryParams"]);
-      final String? groupParam = c["groupParam"];
-      if (groupParam != null) {
-        categoryParams = List.filled(tags.length, groupParam);
+      if (c["categories"] != null && c["categories"] is! List) {
+        continue;
       }
-      if (type == "fixed") {
-        categoryParts
-            .add(FixedCategoryPart(name, tags, itemType, categoryParams));
-      } else if (type == "random") {
-        categoryParts.add(
-            RandomCategoryPart(name, tags, c["randomNumber"] ?? 1, itemType));
+      List? categories = c["categories"];
+      if (categories == null || categories[0] is Map) {
+        // new format
+        final String name = c["name"];
+        final String type = c["type"];
+        final cs = categories
+            ?.map(
+              (e) => CategoryItem(
+                e['label'],
+                PageJumpTarget.parse(_key!, e['target']),
+              ),
+            )
+            .toList();
+        if (type != "dynamic" && (cs == null || cs.isEmpty)) {
+          continue;
+        }
+        if (type == "fixed") {
+          categoryParts.add(FixedCategoryPart(name, cs!));
+        } else if (type == "random") {
+          categoryParts
+              .add(RandomCategoryPart(name, cs!, c["randomNumber"] ?? 1));
+        } else if (type == "dynamic" && categories == null) {
+          var loader = c["loader"];
+          if (loader is! JSInvokable) {
+            throw "DynamicCategoryPart loader must be a function";
+          }
+          categoryParts.add(DynamicCategoryPart(
+            name,
+            JSAutoFreeFunction(loader),
+            _key!,
+          ));
+        }
+      } else {
+        // old format
+        final String name = c["name"];
+        final String type = c["type"];
+        final List<String> tags = List.from(c["categories"]);
+        final String itemType = c["itemType"];
+        List<String>? categoryParams = ListOrNull.from(c["categoryParams"]);
+        final String? groupParam = c["groupParam"];
+        if (groupParam != null) {
+          categoryParams = List.filled(tags.length, groupParam);
+        }
+        var cs = <CategoryItem>[];
+        for (int i = 0; i < tags.length; i++) {
+          PageJumpTarget target;
+          if (itemType == 'category') {
+            target = PageJumpTarget(
+              _key!,
+              'category',
+              {
+                "category": tags[i],
+                "param": categoryParams?.elementAtOrNull(i),
+              },
+            );
+          } else if (itemType == 'search') {
+            target = PageJumpTarget(
+              _key!,
+              'search',
+              {
+                "keyword": tags[i],
+              },
+            );
+          } else if (itemType == 'search_with_namespace') {
+            target = PageJumpTarget(
+              _key!,
+              'search',
+              {
+                "keyword": "$name:$tags[i]",
+              },
+            );
+          } else {
+            target = PageJumpTarget(_key!, itemType, null);
+          }
+          cs.add(CategoryItem(tags[i], target));
+        }
+        if (type == "fixed") {
+          categoryParts.add(FixedCategoryPart(name, cs));
+        } else if (type == "random") {
+          categoryParts
+              .add(RandomCategoryPart(name, cs, c["randomNumber"] ?? 1));
+        }
       }
     }
 
@@ -620,7 +689,8 @@ class ComicSourceParser {
 
     final bool multiFolder = _getValue("favorites.multiFolder");
     final bool? isOldToNewSort = _getValue("favorites.isOldToNewSort");
-    final bool? singleFolderForSingleComic = _getValue("favorites.singleFolderForSingleComic");
+    final bool? singleFolderForSingleComic =
+        _getValue("favorites.singleFolderForSingleComic");
 
     Future<Res<T>> retryZone<T>(Future<Res<T>> Function() func) async {
       if (!ComicSource.find(_key!)!.isLogged) {
@@ -978,9 +1048,12 @@ class ComicSourceParser {
       var res = JsEngine().runCode("""
           ComicSource.sources.$_key.comic.onClickTag(${jsonEncode(namespace)}, ${jsonEncode(tag)})
         """);
-      var r = Map<String, String?>.from(res);
+      if (res is! Map) {
+        return null;
+      }
+      var r = Map<String, dynamic>.from(res);
       r.removeWhere((key, value) => value == null);
-      return Map.from(r);
+      return PageJumpTarget.parse(_key!, r);
     };
   }
 
diff --git a/lib/foundation/comic_source/types.dart b/lib/foundation/comic_source/types.dart
index fbacc8f..d75c3eb 100644
--- a/lib/foundation/comic_source/types.dart
+++ b/lib/foundation/comic_source/types.dart
@@ -41,7 +41,7 @@ typedef LikeCommentFunc = Future<Res<int?>> Function(
 typedef VoteCommentFunc = Future<Res<int?>> Function(
     String comicId, String? subId, String commentId, bool isUp, bool isCancel);
 
-typedef HandleClickTagEvent = Map<String, String> Function(
+typedef HandleClickTagEvent = PageJumpTarget? Function(
     String namespace, String tag);
 
 /// [rating] is the rating value, 0-10. 1 represents 0.5 star.
diff --git a/lib/foundation/local.dart b/lib/foundation/local.dart
index c5f00b6..b52524f 100644
--- a/lib/foundation/local.dart
+++ b/lib/foundation/local.dart
@@ -461,6 +461,10 @@ class LocalManager with ChangeNotifier {
     if (comic != null) {
       return Directory(FilePath.join(path, comic.directory));
     }
+    const comicDirectoryMaxLength = 128;
+    if (name.length > comicDirectoryMaxLength) {
+      name = name.substring(0, comicDirectoryMaxLength);
+    }
     var dir = findValidDirectoryName(path, name);
     return Directory(FilePath.join(path, dir)).create().then((value) => value);
   }
diff --git a/lib/foundation/log.dart b/lib/foundation/log.dart
index 54b47ed..fba4caf 100644
--- a/lib/foundation/log.dart
+++ b/lib/foundation/log.dart
@@ -1,7 +1,7 @@
-import 'dart:io';
-
 import 'package:flutter/foundation.dart';
+import 'package:venera/foundation/app.dart';
 import 'package:venera/utils/ext.dart';
+import 'package:venera/utils/io.dart';
 
 class LogItem {
   final LogLevel level;
@@ -28,9 +28,6 @@ class Log {
 
   static bool ignoreLimitation = false;
 
-  /// only for debug
-  static const String? logFile = null;
-
   static void printWarning(String text) {
     debugPrint('\x1B[33m$text\x1B[0m');
   }
@@ -39,7 +36,20 @@ class Log {
     debugPrint('\x1B[31m$text\x1B[0m');
   }
 
+  static IOSink? _file;
+
   static void addLog(LogLevel level, String title, String content) {
+    if (_file == null) {
+      Directory dir;
+      if (App.isAndroid) {
+        dir = Directory(App.externalStoragePath!);
+      } else {
+        dir = Directory(App.dataPath);
+      }
+      var file = dir.joinFile("logs.txt");
+      _file = file.openWrite();
+    }
+
     if (!ignoreLimitation && content.length > maxLogLength) {
       content = "${content.substring(0, maxLogLength)}...";
     }
@@ -62,8 +72,8 @@ class Log {
     }
 
     _logs.add(newLog);
-    if(logFile != null) {
-      File(logFile!).writeAsString(newLog.toString(), mode: FileMode.append);
+    if(_file != null) {
+      _file!.write(newLog.toString());
     }
     if (_logs.length > maxLogNumber) {
       var res = _logs.remove(
diff --git a/lib/main.dart b/lib/main.dart
index 463a3b0..6da09f5 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -35,8 +35,14 @@ void main(List<String> args) {
           }
           await windowManager.setMinimumSize(const Size(500, 600));
           var placement = await WindowPlacement.loadFromFile();
-          await placement.applyToWindow();
-          await windowManager.show();
+          if (App.isLinux) {
+            await windowManager.show();
+            await placement.applyToWindow();
+          } else {
+            await placement.applyToWindow();
+            await windowManager.show();
+          }
+
           WindowPlacement.loop();
         });
       }
diff --git a/lib/network/download.dart b/lib/network/download.dart
index d21017c..bb8c6d3 100644
--- a/lib/network/download.dart
+++ b/lib/network/download.dart
@@ -482,7 +482,7 @@ class ImagesDownloadTask extends DownloadTask with _TransferSpeedMixin {
       chapters: comic!.chapters,
       cover: File(_cover!.split("file://").last).name,
       comicType: ComicType(source.key.hashCode),
-      downloadedChapters: chapters ?? [],
+      downloadedChapters: chapters ?? comic?.chapters?.ids.toList() ?? [],
       createdAt: DateTime.now(),
     );
   }
diff --git a/lib/pages/categories_page.dart b/lib/pages/categories_page.dart
index f46d975..15ed457 100644
--- a/lib/pages/categories_page.dart
+++ b/lib/pages/categories_page.dart
@@ -4,12 +4,10 @@ import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/pages/ranking_page.dart';
-import 'package:venera/pages/search_result_page.dart';
 import 'package:venera/pages/settings/settings_page.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/translations.dart';
 
-import 'category_comics_page.dart';
 import 'comic_source_page.dart';
 
 class CategoriesPage extends StatefulWidget {
@@ -147,43 +145,6 @@ class _CategoryPage extends StatelessWidget {
     return "";
   }
 
-  void handleClick(
-    String tag,
-    String? param,
-    String type,
-    String namespace,
-    String categoryKey,
-  ) {
-    if (type == 'search') {
-      App.mainNavigatorKey?.currentContext?.to(
-        () => SearchResultPage(
-          text: tag,
-          options: const [],
-          sourceKey: findComicSourceKey(),
-        ),
-      );
-    } else if (type == "search_with_namespace") {
-      if (tag.contains(" ")) {
-        tag = '"$tag"';
-      }
-      App.mainNavigatorKey?.currentContext?.to(
-        () => SearchResultPage(
-          text: "$namespace:$tag",
-          options: const [],
-          sourceKey: findComicSourceKey(),
-        ),
-      );
-    } else if (type == "category") {
-      App.mainNavigatorKey!.currentContext!.to(
-        () => CategoryComicsPage(
-          category: tag,
-          categoryKey: categoryKey,
-          param: param,
-        ),
-      );
-    }
-  }
-
   @override
   Widget build(BuildContext context) {
     var children = <Widget>[];
@@ -194,11 +155,11 @@ class _CategoryPage extends StatelessWidget {
         child: Wrap(
           children: [
             if (data.enableRankingPage)
-              buildTag("Ranking".tl, (p0, p1) {
+              buildTag("Ranking".tl, () {
                 context.to(() => RankingPage(categoryKey: data.key));
               }),
             for (var buttonData in data.buttons)
-              buildTag(buttonData.label.tl, (p0, p1) => buttonData.onTap())
+              buildTag(buttonData.label.tl, buttonData.onTap)
           ],
         ),
       ));
@@ -212,36 +173,14 @@ class _CategoryPage extends StatelessWidget {
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
               buildTitleWithRefresh(part.title, () => updater(() {})),
-              buildTagsWithParams(
-                part.categories,
-                part.categoryParams,
-                part.title,
-                (key, param) => handleClick(
-                  key,
-                  param,
-                  part.categoryType,
-                  part.title,
-                  category,
-                ),
-              )
+              buildTags(part.categories)
             ],
           );
         }));
       } else {
         children.add(buildTitle(part.title));
         children.add(
-          buildTagsWithParams(
-            part.categories,
-            part.categoryParams,
-            part.title,
-            (tag, param) => handleClick(
-              tag,
-              param,
-              part.categoryType,
-              part.title,
-              data.key,
-            ),
-          ),
+          buildTags(part.categories),
         );
       }
     }
@@ -280,30 +219,28 @@ class _CategoryPage extends StatelessWidget {
     );
   }
 
-  Widget buildTagsWithParams(
-    List<String> tags,
-    List<String>? params,
-    String? namespace,
-    ClickTagCallback onClick,
+  Widget buildTags(
+    List<CategoryItem> categories,
   ) {
     return Padding(
       padding: const EdgeInsets.fromLTRB(10, 0, 10, 16),
       child: Wrap(
         children: List<Widget>.generate(
-          tags.length,
-          (index) => buildTag(
-            tags[index],
-            onClick,
-            namespace,
-            params?.elementAtOrNull(index),
-          ),
+          categories.length,
+          (index) => buildCategory(categories[index]),
         ),
       ),
     );
   }
 
-  Widget buildTag(String tag, ClickTagCallback onClick,
-      [String? namespace, String? param]) {
+  Widget buildCategory(CategoryItem c) {
+    return buildTag(c.label, () {
+      var context = App.mainNavigatorKey!.currentContext!;
+      c.target.jump(context);
+    });
+  }
+
+  Widget buildTag(String label, VoidCallback onClick) {
     return Padding(
       padding: const EdgeInsets.fromLTRB(8, 6, 8, 6),
       child: Builder(
@@ -313,10 +250,10 @@ class _CategoryPage extends StatelessWidget {
             color: context.colorScheme.primaryContainer.toOpacity(0.72),
             child: InkWell(
               borderRadius: const BorderRadius.all(Radius.circular(8)),
-              onTap: () => onClick(tag, param),
+              onTap: onClick,
               child: Padding(
                 padding: const EdgeInsets.fromLTRB(16, 8, 16, 8),
-                child: Text(tag),
+                child: Text(label),
               ),
             ),
           );
diff --git a/lib/pages/category_comics_page.dart b/lib/pages/category_comics_page.dart
index 33b12cf..f29aaaf 100644
--- a/lib/pages/category_comics_page.dart
+++ b/lib/pages/category_comics_page.dart
@@ -9,6 +9,7 @@ class CategoryComicsPage extends StatefulWidget {
     required this.category,
     this.param,
     required this.categoryKey,
+    this.options,
     super.key,
   });
 
@@ -18,6 +19,8 @@ class CategoryComicsPage extends StatefulWidget {
 
   final String categoryKey;
 
+  final List<String>? options;
+
   @override
   State<CategoryComicsPage> createState() => _CategoryComicsPageState();
 }
@@ -31,6 +34,9 @@ class _CategoryComicsPageState extends State<CategoryComicsPage> {
   void findData() {
     for (final source in ComicSource.all()) {
       if (source.categoryData?.key == widget.categoryKey) {
+        if (source.categoryComicsData == null) {
+          throw "The comic source ${source.name} does not support category comics";
+        }
         data = source.categoryComicsData!;
         options = data.options.where((element) {
           if (element.notShowWhen.contains(widget.category)) {
@@ -40,7 +46,16 @@ class _CategoryComicsPageState extends State<CategoryComicsPage> {
           }
           return true;
         }).toList();
-        optionsValue = options.map((e) => e.options.keys.first).toList();
+        var defaultOptionsValue =
+            options.map((e) => e.options.keys.first).toList();
+        if (optionsValue.length != options.length) {
+          var newOptionsValue = List<String>.filled(options.length, "");
+          for (var i = 0; i < options.length; i++) {
+            newOptionsValue[i] =
+                optionsValue.elementAtOrNull(i) ?? defaultOptionsValue[i];
+          }
+          optionsValue = newOptionsValue;
+        }
         sourceKey = source.key;
         return;
       }
@@ -50,6 +65,11 @@ class _CategoryComicsPageState extends State<CategoryComicsPage> {
 
   @override
   void initState() {
+    if (widget.options != null) {
+      optionsValue = widget.options!;
+    } else {
+      optionsValue = [];
+    }
     findData();
     super.initState();
   }
diff --git a/lib/pages/comic_details_page/actions.dart b/lib/pages/comic_details_page/actions.dart
index 90f0a35..b71a0bf 100644
--- a/lib/pages/comic_details_page/actions.dart
+++ b/lib/pages/comic_details_page/actions.dart
@@ -294,27 +294,9 @@ abstract mixin class _ComicPageActions {
   }
 
   void onTapTag(String tag, String namespace) {
-    var config = comicSource.handleClickTagEvent?.call(namespace, tag) ??
-        {
-          'action': 'search',
-          'keyword': tag,
-        };
+    var target = comicSource.handleClickTagEvent?.call(namespace, tag);
     var context = App.mainNavigatorKey!.currentContext!;
-    if (config['action'] == 'search') {
-      context.to(() => SearchResultPage(
-            text: config['keyword'] ?? '',
-            sourceKey: comicSource.key,
-            options: const [],
-          ));
-    } else if (config['action'] == 'category') {
-      context.to(
-        () => CategoryComicsPage(
-          category: config['keyword'] ?? '',
-          categoryKey: comicSource.categoryData!.key,
-          param: config['param'],
-        ),
-      );
-    }
+    target?.jump(context);
   }
 
   void showMoreActions() {
diff --git a/lib/pages/comic_details_page/chapters.dart b/lib/pages/comic_details_page/chapters.dart
index 10ece3d..7d86757 100644
--- a/lib/pages/comic_details_page/chapters.dart
+++ b/lib/pages/comic_details_page/chapters.dart
@@ -105,7 +105,7 @@ class _NormalComicChaptersState extends State<_NormalComicChapters> {
                   var value = chapters[key]!;
                   bool visited = (history?.readEpisode ?? {}).contains(i + 1);
                   return Padding(
-                    padding: const EdgeInsets.fromLTRB(6, 4, 6, 4),
+                    padding: const EdgeInsets.fromLTRB(4, 4, 4, 4),
                     child: Material(
                       color: context.colorScheme.surfaceContainer,
                       borderRadius: BorderRadius.circular(16),
@@ -113,7 +113,7 @@ class _NormalComicChaptersState extends State<_NormalComicChapters> {
                         onTap: () => state.read(i + 1),
                         borderRadius: BorderRadius.circular(16),
                         child: Padding(
-                          padding: const EdgeInsets.symmetric(horizontal: 4),
+                          padding: const EdgeInsets.symmetric(horizontal: 8),
                           child: Center(
                             child: Text(
                               value,
@@ -134,7 +134,7 @@ class _NormalComicChaptersState extends State<_NormalComicChapters> {
                 },
               ),
               gridDelegate: const SliverGridDelegateWithFixedHeight(
-                maxCrossAxisExtent: 200,
+                maxCrossAxisExtent: 250,
                 itemHeight: 48,
               ),
             ).sliverPadding(const EdgeInsets.symmetric(horizontal: 8)),
@@ -300,15 +300,15 @@ class _GroupedComicChaptersState extends State<_GroupedComicChapters>
                         history!.readEpisode.contains(rawIndex);
                   }
                   return Padding(
-                    padding: const EdgeInsets.fromLTRB(6, 4, 6, 4),
+                    padding: const EdgeInsets.fromLTRB(4, 4, 4, 4),
                     child: Material(
-                      color: context.colorScheme.surfaceContainer,
-                      borderRadius: BorderRadius.circular(16),
+                      color: context.colorScheme.surfaceContainerLow,
+                      borderRadius: BorderRadius.circular(12),
                       child: InkWell(
                         onTap: () => state.read(chapterIndex + 1),
-                        borderRadius: BorderRadius.circular(16),
+                        borderRadius: BorderRadius.circular(12),
                         child: Padding(
-                          padding: const EdgeInsets.symmetric(horizontal: 4),
+                          padding: const EdgeInsets.symmetric(horizontal: 8),
                           child: Center(
                             child: Text(
                               value,
@@ -329,7 +329,7 @@ class _GroupedComicChaptersState extends State<_GroupedComicChapters>
                 },
               ),
               gridDelegate: const SliverGridDelegateWithFixedHeight(
-                maxCrossAxisExtent: 200,
+                maxCrossAxisExtent: 250,
                 itemHeight: 48,
               ),
             ).sliverPadding(const EdgeInsets.symmetric(horizontal: 8)),
diff --git a/lib/pages/comic_details_page/comic_page.dart b/lib/pages/comic_details_page/comic_page.dart
index 99745a8..aa05355 100644
--- a/lib/pages/comic_details_page/comic_page.dart
+++ b/lib/pages/comic_details_page/comic_page.dart
@@ -17,10 +17,8 @@ import 'package:venera/foundation/image_provider/cached_image.dart';
 import 'package:venera/foundation/local.dart';
 import 'package:venera/foundation/res.dart';
 import 'package:venera/network/download.dart';
-import 'package:venera/pages/category_comics_page.dart';
 import 'package:venera/pages/favorites/favorites_page.dart';
 import 'package:venera/pages/reader/reader.dart';
-import 'package:venera/pages/search_result_page.dart';
 import 'package:venera/utils/app_links.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/io.dart';
@@ -411,14 +409,20 @@ class _ComicPageState extends LoadingState<ComicPage, ComicDetails>
                       var group = history!.group;
                       String text;
                       if (haveChapter) {
-                        var epName = group == null
-                            ? comic.chapters!.titles.elementAt(
-                                math.min(ep - 1, comic.chapters!.length - 1),
-                              )
-                            : comic.chapters!
-                                .getGroupByIndex(group - 1)
-                                .values
-                                .elementAt(ep - 1);
+                        var epName = "E$ep";
+                        try {
+                          epName = group == null
+                              ? comic.chapters!.titles.elementAt(
+                            math.min(ep - 1, comic.chapters!.length - 1),
+                          )
+                              : comic.chapters!
+                              .getGroupByIndex(group - 1)
+                              .values
+                              .elementAt(ep - 1);
+                        }
+                        catch(e) {
+                          // ignore
+                        }
                         text = "${"Last Reading".tl}: $epName P$page";
                       } else {
                         text = "${"Last Reading".tl}: P$page";
@@ -461,7 +465,8 @@ class _ComicPageState extends LoadingState<ComicPage, ComicDetails>
     if (comic.tags.isEmpty &&
         comic.uploader == null &&
         comic.uploadTime == null &&
-        comic.uploadTime == null) {
+        comic.uploadTime == null &&
+        comic.maxPage == null) {
       return const SliverPadding(padding: EdgeInsets.zero);
     }
 
@@ -625,6 +630,13 @@ class _ComicPageState extends LoadingState<ComicPage, ComicDetails>
                 buildTag(text: formatTime(comic.updateTime!)),
               ],
             ),
+          if (comic.maxPage != null)
+            buildWrap(
+              children: [
+                buildTag(text: 'Pages'.tl, isTitle: true),
+                buildTag(text: comic.maxPage.toString()),
+              ],
+            ),
           const SizedBox(height: 12),
           const Divider(),
         ],
diff --git a/lib/pages/comic_details_page/comments_page.dart b/lib/pages/comic_details_page/comments_page.dart
index 0240c46..5772929 100644
--- a/lib/pages/comic_details_page/comments_page.dart
+++ b/lib/pages/comic_details_page/comments_page.dart
@@ -99,61 +99,67 @@ class _CommentsPageState extends State<CommentsPage> {
       return Column(
         children: [
           Expanded(
-            child: ListView.builder(
-              primary: false,
-              padding: EdgeInsets.zero,
-              itemCount: _comments!.length + 2,
-              itemBuilder: (context, index) {
-                if (index == 0) {
-                  if (widget.replyComment != null) {
-                    return Column(
-                      children: [
-                        _CommentTile(
-                          comment: widget.replyComment!,
-                          source: widget.source,
-                          comic: widget.data,
-                          showAvatar: showAvatar,
-                          showActions: false,
-                        ),
-                        const SizedBox(height: 8),
-                        Container(
-                          alignment: Alignment.centerLeft,
-                          padding: const EdgeInsets.all(16),
-                          decoration: BoxDecoration(
-                            border: Border(
-                              top: BorderSide(
-                                color: context.colorScheme.outlineVariant,
-                                width: 0.6,
+            child: SmoothScrollProvider(
+              builder: (context, controller, physics) {
+                return ListView.builder(
+                  controller: controller,
+                  physics: physics,
+                  primary: false,
+                  padding: EdgeInsets.zero,
+                  itemCount: _comments!.length + 2,
+                  itemBuilder: (context, index) {
+                    if (index == 0) {
+                      if (widget.replyComment != null) {
+                        return Column(
+                          children: [
+                            _CommentTile(
+                              comment: widget.replyComment!,
+                              source: widget.source,
+                              comic: widget.data,
+                              showAvatar: showAvatar,
+                              showActions: false,
+                            ),
+                            const SizedBox(height: 8),
+                            Container(
+                              alignment: Alignment.centerLeft,
+                              padding: const EdgeInsets.all(16),
+                              decoration: BoxDecoration(
+                                border: Border(
+                                  top: BorderSide(
+                                    color: context.colorScheme.outlineVariant,
+                                    width: 0.6,
+                                  ),
+                                ),
+                              ),
+                              child: Text(
+                                "Replies".tl,
+                                style: ts.s18,
                               ),
                             ),
-                          ),
-                          child: Text(
-                            "Replies".tl,
-                            style: ts.s18,
-                          ),
-                        ),
-                      ],
+                          ],
+                        );
+                      } else {
+                        return const SizedBox();
+                      }
+                    }
+                    index--;
+
+                    if (index == _comments!.length) {
+                      if (_page < (maxPage ?? _page + 1)) {
+                        loadMore();
+                        return const ListLoadingIndicator();
+                      } else {
+                        return const SizedBox();
+                      }
+                    }
+
+                    return _CommentTile(
+                      comment: _comments![index],
+                      source: widget.source,
+                      comic: widget.data,
+                      showAvatar: showAvatar,
                     );
-                  } else {
-                    return const SizedBox();
-                  }
-                }
-                index--;
-
-                if (index == _comments!.length) {
-                  if (_page < (maxPage ?? _page + 1)) {
-                    loadMore();
-                    return const ListLoadingIndicator();
-                  } else {
-                    return const SizedBox();
-                  }
-                }
-
-                return _CommentTile(
-                  comment: _comments![index],
-                  source: widget.source,
-                  comic: widget.data,
-                  showAvatar: showAvatar,
+                  },
                 );
               },
             ),
diff --git a/lib/pages/comic_source_page.dart b/lib/pages/comic_source_page.dart
index 96fd888..49dd89f 100644
--- a/lib/pages/comic_source_page.dart
+++ b/lib/pages/comic_source_page.dart
@@ -374,8 +374,35 @@ class _ComicSourceListState extends State<_ComicSourceList> {
     } else {
       var currentKey = ComicSource.all().map((e) => e.key).toList();
       return ListView.builder(
-        itemCount: json!.length,
+        itemCount: json!.length + 1,
         itemBuilder: (context, index) {
+          if (index == 0) {
+            return Container(
+              margin: const EdgeInsets.symmetric(horizontal: 12),
+              padding: const EdgeInsets.all(8),
+              decoration: BoxDecoration(
+                borderRadius: BorderRadius.circular(8),
+                color: context.colorScheme.primaryContainer,
+              ),
+              child: Row(
+                children: [
+                  const Icon(Icons.info_outline),
+                  const SizedBox(width: 8),
+                  Expanded(
+                    child: Column(
+                      crossAxisAlignment: CrossAxisAlignment.start,
+                      children: [
+                        Text("Do not report any issues related to sources to App repo.".tl),
+                        Text("Click the setting icon to change the source list url.".tl),
+                      ],
+                    ),
+                  ),
+                ],
+              ),
+            );
+          }
+          index--;
+
           var key = json![index]["key"];
           var action = currentKey.contains(key)
               ? const Icon(Icons.check, size: 20).paddingRight(8)
@@ -403,9 +430,14 @@ class _ComicSourceListState extends State<_ComicSourceList> {
                   },
                 ).fixHeight(32);
 
+          var description = json![index]["version"];
+          if (json![index]["description"] != null) {
+            description = "$description\n${json![index]["description"]}";
+          }
+
           return ListTile(
             title: Text(json![index]["name"]),
-            subtitle: Text(json![index]["version"]),
+            subtitle: Text(description),
             trailing: action,
           );
         },
@@ -461,6 +493,7 @@ void _addAllPagesWithComicSource(ComicSource source) {
   var explorePages = appdata.settings['explore_pages'];
   var categoryPages = appdata.settings['categories'];
   var networkFavorites = appdata.settings['favorites'];
+  var searchPages = appdata.settings['searchSources'];
 
   if (source.explorePages.isNotEmpty) {
     for (var page in source.explorePages) {
@@ -477,10 +510,15 @@ void _addAllPagesWithComicSource(ComicSource source) {
       !networkFavorites.contains(source.favoriteData!.key)) {
     networkFavorites.add(source.favoriteData!.key);
   }
+  if (source.searchPageData != null &&
+      !searchPages.contains(source.key)) {
+    searchPages.add(source.key);
+  }
 
   appdata.settings['explore_pages'] = explorePages.toSet().toList();
   appdata.settings['categories'] = categoryPages.toSet().toList();
   appdata.settings['favorites'] = networkFavorites.toSet().toList();
+  appdata.settings['searchSources'] = searchPages.toSet().toList();
 
   appdata.saveData();
 }
diff --git a/lib/pages/explore_page.dart b/lib/pages/explore_page.dart
index 415d7d0..d8dba9b 100644
--- a/lib/pages/explore_page.dart
+++ b/lib/pages/explore_page.dart
@@ -6,13 +6,10 @@ import 'package:venera/foundation/comic_source/comic_source.dart';
 import 'package:venera/foundation/global_state.dart';
 import 'package:venera/foundation/res.dart';
 import 'package:venera/pages/comic_source_page.dart';
-import 'package:venera/pages/search_result_page.dart';
 import 'package:venera/pages/settings/settings_page.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:venera/utils/translations.dart';
 
-import 'category_comics_page.dart';
-
 class ExplorePage extends StatefulWidget {
   const ExplorePage({super.key});
 
@@ -445,30 +442,7 @@ Iterable<Widget> _buildExplorePagePart(
                 TextButton(
                   onPressed: () {
                     var context = App.mainNavigatorKey!.currentContext!;
-                    if (part.viewMore!.startsWith("search:")) {
-                      context.to(
-                        () => SearchResultPage(
-                          text: part.viewMore!.replaceFirst("search:", ""),
-                          options: const [],
-                          sourceKey: sourceKey,
-                        ),
-                      );
-                    } else if (part.viewMore!.startsWith("category:")) {
-                      var cp = part.viewMore!.replaceFirst("category:", "");
-                      var c = cp.split('@').first;
-                      String? p = cp.split('@').last;
-                      if (p == c) {
-                        p = null;
-                      }
-                      context.to(
-                        () => CategoryComicsPage(
-                          category: c,
-                          categoryKey:
-                              ComicSource.find(sourceKey)!.categoryData!.key,
-                          param: p,
-                        ),
-                      );
-                    }
+                    part.viewMore!.jump(context);
                   },
                   child: Text("View more".tl),
                 )
diff --git a/lib/pages/home_page.dart b/lib/pages/home_page.dart
index 579e162..4b0b2d7 100644
--- a/lib/pages/home_page.dart
+++ b/lib/pages/home_page.dart
@@ -52,7 +52,7 @@ class _SearchBar extends StatelessWidget {
   Widget build(BuildContext context) {
     return SliverToBoxAdapter(
       child: Container(
-        height: 52,
+        height: App.isMobile ? 52 : 46,
         width: double.infinity,
         margin: const EdgeInsets.symmetric(horizontal: 8, vertical: 8),
         child: Material(
@@ -942,7 +942,7 @@ class _ImageFavoritesState extends State<ImageFavorites> {
           displayType = type;
         });
         await Future.delayed(const Duration(milliseconds: 20));
-        var scrollController = ScrollControllerProvider.of(context);
+        var scrollController = ScrollState.of(context).controller;
         scrollController.animateTo(
           scrollController.position.maxScrollExtent,
           duration: const Duration(milliseconds: 200),
diff --git a/lib/pages/reader/images.dart b/lib/pages/reader/images.dart
index e2693e4..a33aeac 100644
--- a/lib/pages/reader/images.dart
+++ b/lib/pages/reader/images.dart
@@ -43,9 +43,10 @@ class _ReaderImagesState extends State<_ReaderImages> {
         });
       }
     } else {
+      var cp = reader.widget.chapters?.ids.elementAtOrNull(reader.chapter - 1);
       var res = await reader.type.comicSource!.loadComicPages!(
         reader.widget.cid,
-        reader.widget.chapters?.ids.elementAt(reader.chapter - 1),
+        cp,
       );
       if (res.error) {
         setState(() {
@@ -343,10 +344,19 @@ class _GalleryModeState extends State<_GalleryMode>
     }
     var photoViewController = photoViewControllers[reader.page]!;
     double target = photoViewController.getInitialScale!.call()! * 1.75;
-    var size = MediaQuery.of(context).size;
+    var size = reader.size;
+    Offset zoomPosition;
+    if (appdata.settings['longPressZoomPosition'] != 'center') {
+      zoomPosition = Offset(
+        size.width / 2 - location.dx,
+        size.height / 2 - location.dy,
+      );
+    } else {
+      zoomPosition = Offset(0, 0);
+    }
     photoViewController.animateScale?.call(
       target,
-      Offset(size.width / 2 - location.dx, size.height / 2 - location.dy),
+      zoomPosition,
     );
     isLongPressing = true;
   }
@@ -608,6 +618,13 @@ class _ContinuousModeState extends State<_ContinuousMode>
   }
 
   bool onScaleUpdate([double? scale]) {
+    if (prepareToNextChapter || prepareToPrevChapter) {
+      setState(() {
+        prepareToPrevChapter = false;
+        prepareToNextChapter = false;
+      });
+      context.readerScaffold.setFloatingButton(0);
+    }
     var isZoomedIn = (scale ?? photoViewController.scale) != 1.0;
     if (isZoomedIn != this.isZoomedIn) {
       setState(() {
@@ -731,7 +748,8 @@ class _ContinuousModeState extends State<_ContinuousMode>
         }
         Offset offset;
         var sp = scrollController.position;
-        if (sp.pixels < sp.minScrollExtent || sp.pixels > sp.maxScrollExtent) {
+        if (sp.pixels <= sp.minScrollExtent ||
+            sp.pixels >= sp.maxScrollExtent) {
           offset = Offset(value.dx, value.dy);
         } else {
           if (reader.mode == ReaderMode.continuousTopToBottom) {
@@ -759,7 +777,10 @@ class _ContinuousModeState extends State<_ContinuousMode>
           delayedSetIsScrolling(false);
         }
 
-        if (notification is ScrollUpdateNotification) {
+        var scale = photoViewController.scale ?? 1.0;
+
+        if (notification is ScrollUpdateNotification &&
+            (scale - 1).abs() < 0.05) {
           if (!scrollController.hasClients) return false;
           if (scrollController.position.pixels <=
                   scrollController.position.minScrollExtent &&
@@ -800,8 +821,8 @@ class _ContinuousModeState extends State<_ContinuousMode>
       },
       child: widget,
     );
-    var width = MediaQuery.of(context).size.width;
-    var height = MediaQuery.of(context).size.height;
+    var width = reader.size.width;
+    var height = reader.size.height;
     if (appdata.settings['limitImageWidth'] &&
         width / height > 0.7 &&
         reader.mode == ReaderMode.continuousTopToBottom) {
@@ -882,9 +903,19 @@ class _ContinuousModeState extends State<_ContinuousMode>
       return;
     }
     double target = photoViewController.getInitialScale!.call()! * 1.75;
+    var size = reader.size;
+    Offset zoomPosition;
+    if (appdata.settings['longPressZoomPosition'] != 'center') {
+      zoomPosition = Offset(
+        size.width / 2 - location.dx,
+        size.height / 2 - location.dy,
+      );
+    } else {
+      zoomPosition = Offset(0, 0);
+    }
     photoViewController.animateScale?.call(
       target,
-      Offset(0, 0),
+      zoomPosition,
     );
     onScaleUpdate(target);
     isLongPressing = true;
diff --git a/lib/pages/reader/reader.dart b/lib/pages/reader/reader.dart
index 5321f10..9810285 100644
--- a/lib/pages/reader/reader.dart
+++ b/lib/pages/reader/reader.dart
@@ -309,6 +309,13 @@ class _ReaderState extends State<Reader>
     }
     return chapter == maxChapter;
   }
+
+  /// Get the size of the reader.
+  /// The size is not always the same as the size of the screen.
+  Size get size {
+    var renderBox = context.findRenderObject() as RenderBox;
+    return renderBox.size;
+  }
 }
 
 abstract mixin class _ImagePerPageHandler {
@@ -363,8 +370,24 @@ abstract mixin class _VolumeListener {
 
   bool toPrevPage();
 
+  bool toNextChapter();
+
+  bool toPrevChapter();
+
   VolumeListener? volumeListener;
 
+  void onDown() {
+    if (!toNextPage()) {
+      toNextChapter();
+    }
+  }
+
+  void onUp() {
+    if (!toPrevPage()) {
+      toPrevChapter();
+    }
+  }
+
   void handleVolumeEvent() {
     if (!App.isAndroid) {
       // Currently only support Android
@@ -374,8 +397,8 @@ abstract mixin class _VolumeListener {
       volumeListener?.cancel();
     }
     volumeListener = VolumeListener(
-      onDown: toNextPage,
-      onUp: toPrevPage,
+      onDown: onDown,
+      onUp: onUp,
     )..listen();
   }
 
diff --git a/lib/pages/search_result_page.dart b/lib/pages/search_result_page.dart
index 94f700d..c0abf46 100644
--- a/lib/pages/search_result_page.dart
+++ b/lib/pages/search_result_page.dart
@@ -441,6 +441,11 @@ class _SearchSettingsDialogState extends State<_SearchSettingsDialog> {
 
   @override
   Widget build(BuildContext context) {
+    var sources = ComicSource.all();
+    var enabled = appdata.settings['searchSources'] as List;
+    sources.removeWhere((e) {
+      return !enabled.contains(e.key);
+    });
     return ContentDialog(
       title: "Settings".tl,
       content: Column(
@@ -452,7 +457,7 @@ class _SearchSettingsDialogState extends State<_SearchSettingsDialog> {
           Wrap(
             spacing: 8,
             runSpacing: 8,
-            children: ComicSource.all().map((e) {
+            children: sources.map((e) {
               return OptionChip(
                 text: e.name.tl,
                 isSelected: searchTarget == e.key,
diff --git a/lib/pages/settings/app.dart b/lib/pages/settings/app.dart
index e190d14..a6f91f8 100644
--- a/lib/pages/settings/app.dart
+++ b/lib/pages/settings/app.dart
@@ -140,17 +140,6 @@ class _AppSettingsState extends State<AppSettings> {
           },
           actionTitle: 'Set'.tl,
         ).toSliver(),
-        _SettingPartTitle(
-          title: "Log".tl,
-          icon: Icons.error_outline,
-        ),
-        _CallbackSetting(
-          title: "Open Log".tl,
-          callback: () {
-            context.to(() => const LogsPage());
-          },
-          actionTitle: 'Open'.tl,
-        ).toSliver(),
         _SettingPartTitle(
           title: "User".tl,
           icon: Icons.person_outline,
diff --git a/lib/pages/settings/debug.dart b/lib/pages/settings/debug.dart
new file mode 100644
index 0000000..232861b
--- /dev/null
+++ b/lib/pages/settings/debug.dart
@@ -0,0 +1,95 @@
+part of 'settings_page.dart';
+
+class DebugPage extends StatefulWidget {
+  const DebugPage({super.key});
+
+  @override
+  State<DebugPage> createState() => DebugPageState();
+}
+
+class DebugPageState extends State<DebugPage> {
+  final controller = TextEditingController();
+
+  var result = "";
+
+  @override
+  Widget build(BuildContext context) {
+    return SmoothCustomScrollView(
+      slivers: [
+        SliverAppbar(title: Text("Debug".tl)),
+        _CallbackSetting(
+          title: "Reload Configs",
+          actionTitle: "Reload",
+          callback: () {
+            ComicSourceManager().reload();
+          },
+        ).toSliver(),
+        _CallbackSetting(
+          title: "Open Log".tl,
+          callback: () {
+            context.to(() => const LogsPage());
+          },
+          actionTitle: 'Open'.tl,
+        ).toSliver(),
+        SliverToBoxAdapter(
+          child: Column(
+            children: [
+              const SizedBox(height: 8),
+              const Text(
+                "JS Evaluator",
+                style: TextStyle(fontSize: 16),
+              ).toAlign(Alignment.centerLeft).paddingLeft(16),
+              Container(
+                width: double.infinity,
+                height: 200,
+                margin: const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
+                child: TextField(
+                  controller: controller,
+                  maxLines: null,
+                  expands: true,
+                  textAlign: TextAlign.start,
+                  textAlignVertical: TextAlignVertical.top,
+                  decoration: InputDecoration(
+                    border: const OutlineInputBorder(),
+                    contentPadding: const EdgeInsets.all(8),
+                  ),
+                ),
+              ),
+              TextButton(
+                onPressed: () {
+                  try {
+                    var res = JsEngine().runCode(controller.text);
+                    setState(() {
+                      result = res.toString();
+                    });
+                  } catch (e) {
+                    setState(() {
+                      result = e.toString();
+                    });
+                  }
+                },
+                child: const Text("Run"),
+              ).toAlign(Alignment.centerRight).paddingRight(16),
+              const Text(
+                "Result",
+                style: TextStyle(fontSize: 16),
+              ).toAlign(Alignment.centerLeft).paddingLeft(16),
+              Container(
+                width: double.infinity,
+                height: 200,
+                margin: const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
+                decoration: BoxDecoration(
+                  border: Border.all(color: context.colorScheme.outline),
+                  borderRadius: BorderRadius.circular(4),
+                ),
+                child: SingleChildScrollView(
+                  child: Text(result).paddingAll(4),
+                ),
+              ),
+            ],
+          ),
+        ),
+      ],
+    );
+  }
+}
diff --git a/lib/pages/settings/reader.dart b/lib/pages/settings/reader.dart
index fc282ed..ea04a78 100644
--- a/lib/pages/settings/reader.dart
+++ b/lib/pages/settings/reader.dart
@@ -48,6 +48,7 @@ class _ReaderSettingsState extends State<ReaderSettings> {
             "continuousTopToBottom": "Continuous (Top to Bottom)".tl,
           },
           onChanged: () {
+            setState(() {});
             var readerMode = appdata.settings['readerMode'];
             if (readerMode?.toLowerCase().startsWith('continuous') ?? false) {
               appdata.settings['readerScreenPicNumberForLandscape'] = 1;
@@ -68,67 +69,55 @@ class _ReaderSettingsState extends State<ReaderSettings> {
             widget.onChanged?.call("autoPageTurningInterval");
           },
         ).toSliver(),
-        SliverToBoxAdapter(
-          child: AbsorbPointer(
-            absorbing: (appdata.settings['readerMode']
-                    ?.toLowerCase()
-                    .startsWith('continuous') ??
-                false),
-            child: AnimatedOpacity(
-              opacity: (appdata.settings['readerMode']
-                          ?.toLowerCase()
-                          .startsWith('continuous') ??
-                      false)
-                  ? 0.5
-                  : 1.0,
-              duration: Duration(milliseconds: 300),
-              child: _SliderSetting(
-                title: "The number of pic in screen for landscape (Only Gallery Mode)".tl,
-                settingsIndex: "readerScreenPicNumberForLandscape",
-                interval: 1,
-                min: 1,
-                max: 5,
-                onChanged: () {
-                  widget.onChanged?.call("readerScreenPicNumberForLandscape");
-                },
-              ),
-            ),
+        SliverAnimatedVisibility(
+          visible: appdata.settings['readerMode']!.startsWith('gallery'),
+          child: _SliderSetting(
+            title:
+                "The number of pic in screen for landscape (Only Gallery Mode)"
+                    .tl,
+            settingsIndex: "readerScreenPicNumberForLandscape",
+            interval: 1,
+            min: 1,
+            max: 5,
+            onChanged: () {
+              widget.onChanged?.call("readerScreenPicNumberForLandscape");
+            },
           ),
         ),
-        SliverToBoxAdapter(
-          child: AbsorbPointer(
-            absorbing: (appdata.settings['readerMode']
-                ?.toLowerCase()
-                .startsWith('continuous') ??
-                false),
-            child: AnimatedOpacity(
-              opacity: (appdata.settings['readerMode']
-                  ?.toLowerCase()
-                  .startsWith('continuous') ??
-                  false)
-                  ? 0.5
-                  : 1.0,
-              duration: Duration(milliseconds: 300),
-              child: _SliderSetting(
-                title: "The number of pic in screen for portrait (Only Gallery Mode)".tl,
-                settingsIndex: "readerScreenPicNumberForPortrait",
-                interval: 1,
-                min: 1,
-                max: 5,
-                onChanged: () {
-                  widget.onChanged?.call("readerScreenPicNumberForPortrait");
-                },
-              ),
-            ),
+        SliverAnimatedVisibility(
+          visible: appdata.settings['readerMode']!.startsWith('gallery'),
+          child: _SliderSetting(
+            title:
+                "The number of pic in screen for portrait (Only Gallery Mode)"
+                    .tl,
+            settingsIndex: "readerScreenPicNumberForPortrait",
+            interval: 1,
+            min: 1,
+            max: 5,
+            onChanged: () {
+              widget.onChanged?.call("readerScreenPicNumberForPortrait");
+            },
           ),
         ),
         _SwitchSetting(
           title: 'Long press to zoom'.tl,
           settingKey: 'enableLongPressToZoom',
           onChanged: () {
+            setState(() {});
             widget.onChanged?.call('enableLongPressToZoom');
           },
         ).toSliver(),
+        SliverAnimatedVisibility(
+          visible: appdata.settings['enableLongPressToZoom'] == true,
+          child: SelectSetting(
+            title: "Long press zoom position".tl,
+            settingKey: "longPressZoomPosition",
+            optionTranslation: {
+              "press": "Press position".tl,
+              "center": "Screen center".tl,
+            },
+          ),
+        ),
         _SwitchSetting(
           title: 'Limit image width'.tl,
           subtitle: 'When using Continuous(Top to Bottom) mode'.tl,
diff --git a/lib/pages/settings/settings_page.dart b/lib/pages/settings/settings_page.dart
index cb79750..6adbfca 100644
--- a/lib/pages/settings/settings_page.dart
+++ b/lib/pages/settings/settings_page.dart
@@ -30,6 +30,7 @@ part 'local_favorites.dart';
 part 'app.dart';
 part 'about.dart';
 part 'network.dart';
+part 'debug.dart';
 
 class SettingsPage extends StatefulWidget {
   const SettingsPage({this.initialPage = -1, super.key});
@@ -55,6 +56,7 @@ class _SettingsPageState extends State<SettingsPage> implements PopEntry {
     "APP",
     "Network",
     "About",
+    "Debug"
   ];
 
   final icons = <IconData>[
@@ -64,7 +66,8 @@ class _SettingsPageState extends State<SettingsPage> implements PopEntry {
     Icons.collections_bookmark_rounded,
     Icons.apps,
     Icons.public,
-    Icons.info
+    Icons.info,
+    Icons.bug_report,
   ];
 
   double offset = 0;
@@ -246,6 +249,9 @@ class _SettingsPageState extends State<SettingsPage> implements PopEntry {
   }
 
   void handlePointerDown(PointerDownEvent event) {
+    if (!App.isIOS) {
+      return;
+    }
     if (event.position.dx < 20) {
       gestureRecognizer.addPointer(event);
     }
@@ -350,6 +356,7 @@ class _SettingsPageState extends State<SettingsPage> implements PopEntry {
       4 => const AppSettings(),
       5 => const NetworkSettings(),
       6 => const AboutSettings(),
+      7 => const DebugPage(),
       _ => throw UnimplementedError()
     };
   }
diff --git a/lib/utils/data_sync.dart b/lib/utils/data_sync.dart
index 04cf28b..12bd7cc 100644
--- a/lib/utils/data_sync.dart
+++ b/lib/utils/data_sync.dart
@@ -1,4 +1,6 @@
 import 'package:flutter/foundation.dart';
+import 'package:venera/components/components.dart';
+import 'package:venera/components/window_frame.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
 import 'package:venera/foundation/comic_source/comic_source.dart';
@@ -10,6 +12,7 @@ import 'package:venera/utils/data.dart';
 import 'package:venera/utils/ext.dart';
 import 'package:webdav_client/webdav_client.dart' hide File;
 import 'package:rhttp/rhttp.dart' as rhttp;
+import 'package:venera/utils/translations.dart';
 
 import 'io.dart';
 
@@ -20,6 +23,10 @@ class DataSync with ChangeNotifier {
     }
     LocalFavoritesManager().addListener(onDataChanged);
     ComicSourceManager().addListener(onDataChanged);
+    Future.delayed(const Duration(seconds: 1), () {
+      var controller = WindowFrame.of(App.rootContext);
+      controller.addCloseListener(_handleWindowClose);
+    });
   }
 
   void onDataChanged() {
@@ -28,6 +35,28 @@ class DataSync with ChangeNotifier {
     }
   }
 
+  bool _handleWindowClose() {
+    if (_isUploading) {
+      _showWindowCloseDialog();
+      return false;
+    }
+    return true;
+  }
+
+  void _showWindowCloseDialog() async {
+    showLoadingDialog(
+      App.rootContext,
+      cancelButtonText: "Shut Down".tl,
+      onCancel: () => exit(0),
+      barrierDismissible: false,
+      message: "Uploading data...".tl,
+    );
+    while (_isUploading) {
+      await Future.delayed(const Duration(milliseconds: 50));
+    }
+    exit(0);
+  }
+
   static DataSync? instance;
 
   factory DataSync() => instance ?? (instance = DataSync._());
@@ -100,6 +129,7 @@ class DataSync with ChangeNotifier {
           rhttp.ClientSettings(
             proxySettings:
                 proxy == null ? null : rhttp.ProxySettings.proxy(proxy),
+            userAgent: "venera v${App.version}",
           ),
         ),
       );
@@ -172,6 +202,7 @@ class DataSync with ChangeNotifier {
           rhttp.ClientSettings(
             proxySettings:
                 proxy == null ? null : rhttp.ProxySettings.proxy(proxy),
+            userAgent: "venera v${App.version}",
           ),
         ),
       );
diff --git a/lib/utils/io.dart b/lib/utils/io.dart
index 98b39dc..288b5a1 100644
--- a/lib/utils/io.dart
+++ b/lib/utils/io.dart
@@ -1,4 +1,3 @@
-import 'dart:convert';
 import 'dart:io';
 import 'dart:isolate';
 
@@ -132,25 +131,28 @@ extension DirectoryExtension on Directory {
 }
 
 /// Sanitize the file name. Remove invalid characters and trim the file name.
-String sanitizeFileName(String fileName) {
+String sanitizeFileName(String fileName, {String? dir, int? maxLength}) {
   if (fileName.endsWith('.')) {
     fileName = fileName.substring(0, fileName.length - 1);
   }
-  const maxLength = 255;
+  var maxLength = 255;
+  if (dir != null) {
+    if (!dir.endsWith('/') && !dir.endsWith('\\')) {
+      dir = "$dir/";
+    }
+    maxLength -= dir.length;
+  }
   final invalidChars = RegExp(r'[<>:"/\\|?*]');
   final sanitizedFileName = fileName.replaceAll(invalidChars, ' ');
   var trimmedFileName = sanitizedFileName.trim();
   if (trimmedFileName.isEmpty) {
     throw Exception('Invalid File Name: Empty length.');
   }
-  while (true) {
-    final bytes = utf8.encode(trimmedFileName);
-    if (bytes.length > maxLength) {
-      trimmedFileName =
-          trimmedFileName.substring(0, trimmedFileName.length - 1);
-    } else {
-      break;
-    }
+  if (maxLength <= 0) {
+    throw Exception('Invalid File Name: Max length is less than 0.');
+  }
+  if (trimmedFileName.length > maxLength) {
+    trimmedFileName = trimmedFileName.substring(0, maxLength);
   }
   return trimmedFileName;
 }
diff --git a/linux/my_application.cc b/linux/my_application.cc
index 274826b..8d3f6d5 100644
--- a/linux/my_application.cc
+++ b/linux/my_application.cc
@@ -80,6 +80,7 @@ static void my_application_activate(GApplication* application) {
   gtk_window_set_default_size(window, 1280, 720);
   GdkVisual* visual;
   gtk_widget_set_app_paintable(GTK_WIDGET(window), TRUE);
+  gtk_window_set_decorated(window, FALSE);
   visual = gdk_screen_get_rgba_visual(screen);
   if (visual != NULL && gdk_screen_is_composited(screen)) {
     gtk_widget_set_visual(GTK_WIDGET(window), visual);
diff --git a/pubspec.lock b/pubspec.lock
index ecbe6fc..8fa2170 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -433,8 +433,8 @@ packages:
     dependency: "direct main"
     description:
       path: "."
-      ref: "690a03a954f1603e0149cfd479c8961b88f21336"
-      resolved-ref: "690a03a954f1603e0149cfd479c8961b88f21336"
+      ref: fe182cdf40e5fa6230f451bc1d643b860f610d13
+      resolved-ref: fe182cdf40e5fa6230f451bc1d643b860f610d13
       url: "https://github.com/venera-app/flutter_saf"
     source: git
     version: "0.0.1"
diff --git a/pubspec.yaml b/pubspec.yaml
index d7ee5af..9d9ff98 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,7 +2,7 @@ name: venera
 description: "A comic app."
 publish_to: 'none'
 
-version: 1.3.4+134
+version: 1.4.0+140
 
 environment:
   sdk: '>=3.6.0 <4.0.0'
@@ -72,7 +72,7 @@ dependencies:
   flutter_saf:
     git: 
       url: https://github.com/venera-app/flutter_saf
-      ref: 690a03a954f1603e0149cfd479c8961b88f21336
+      ref: fe182cdf40e5fa6230f451bc1d643b860f610d13
   dynamic_color: ^1.7.0
   shimmer_animation: ^2.1.0
   flutter_memory_info: ^0.0.1
diff --git a/windows/build_arm64.iss b/windows/build_arm64.iss
index db4fc70..4e1d1dc 100644
--- a/windows/build_arm64.iss
+++ b/windows/build_arm64.iss
@@ -2,11 +2,11 @@
 ; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
 
 #define MyAppName "Venera"
-#define MyAppVersion "1.3.4"
+#define MyAppVersion "{{version}}"
 #define MyAppPublisher "nyne"
 #define MyAppURL "https://github.com/venera-app/venera"
 #define MyAppExeName "venera.exe"
-#define RootPath "D:\code\venera"
+#define RootPath "{{root_path}}"
 
 [Setup]
 ; NOTE: The value of AppId uniquely identifies this application. Do not use the same AppId value in installers for other applications.