diff --git a/lib/http/danmaku.dart b/lib/http/danmaku.dart
index bf18d6491..8e4fdf6ec 100644
--- a/lib/http/danmaku.dart
+++ b/lib/http/danmaku.dart
@@ -85,7 +85,7 @@ abstract final class DanmakuHttp {
     if (res.data['code'] == 0) {
       return const Success(null);
     } else {
-      return Error(res.data['message']);
+      return Error(res.data['message'], code: res.data['code']);
     }
   }
 
diff --git a/lib/pages/danmaku/controller.dart b/lib/pages/danmaku/controller.dart
index 590af8e3a..fd12b79f4 100644
--- a/lib/pages/danmaku/controller.dart
+++ b/lib/pages/danmaku/controller.dart
@@ -1,3 +1,4 @@
+import 'dart:collection';
 import 'dart:io' show File;
 
 import 'package:PiliPlus/grpc/bilibili/community/service/dm/v1.pb.dart';
@@ -10,28 +11,27 @@ import 'package:path/path.dart' as path;
 
 class PlDanmakuController {
   PlDanmakuController(
-    this.cid,
-    this.plPlayerController,
-    this.isFileSource,
-  ) : mergeDanmaku = plPlayerController.mergeDanmaku;
+    this._cid,
+    this._plPlayerController,
+    this._isFileSource,
+  ) : _mergeDanmaku = _plPlayerController.mergeDanmaku;
 
-  final int cid;
-  final PlPlayerController plPlayerController;
-  final bool mergeDanmaku;
-  final bool isFileSource;
+  final int _cid;
+  final PlPlayerController _plPlayerController;
+  final bool _mergeDanmaku;
+  final bool _isFileSource;
 
-  late final isLogin = Accounts.main.isLogin;
+  late final _isLogin = Accounts.main.isLogin;
 
-  Map<int, List<DanmakuElem>> dmSegMap = {};
+  final Map<int, List<DanmakuElem>> _dmSegMap = {};
   // 已请求的段落标记
-  late final Set<int> requestedSeg = {};
+  late final Set<int> _requestedSeg = {};
 
   static const int segmentLength = 60 * 6 * 1000;
 
   void dispose() {
-    closed = true;
-    dmSegMap.clear();
-    requestedSeg.clear();
+    _dmSegMap.clear();
+    _requestedSeg.clear();
   }
 
   static int calcSegment(int progress) {
@@ -39,80 +39,75 @@ class PlDanmakuController {
   }
 
   Future<void> queryDanmaku(int segmentIndex) async {
-    if (isFileSource) {
+    if (_isFileSource) {
       return;
     }
-    if (requestedSeg.contains(segmentIndex)) {
+    if (_requestedSeg.contains(segmentIndex)) {
       return;
     }
-    requestedSeg.add(segmentIndex);
+    _requestedSeg.add(segmentIndex);
     final result = await DmGrpc.dmSegMobile(
-      cid: cid,
+      cid: _cid,
       segmentIndex: segmentIndex + 1,
     );
 
     if (result.isSuccess) {
       final data = result.data;
       if (data.state == 1) {
-        plPlayerController.dmState.add(cid);
+        _plPlayerController.dmState.add(_cid);
       }
       handleDanmaku(data.elems);
     } else {
-      requestedSeg.remove(segmentIndex);
+      _requestedSeg.remove(segmentIndex);
     }
   }
 
   void handleDanmaku(List<DanmakuElem> elems) {
     if (elems.isEmpty) return;
-    late final Map<String, int> counts = {};
-    if (mergeDanmaku) {
-      elems.retainWhere((item) {
-        int? count = counts[item.content];
-        counts[item.content] = count != null ? count + 1 : 1;
-        return count == null;
-      });
-    }
+    final uniques = HashMap<String, DanmakuElem>();
 
-    final shouldFilter = plPlayerController.filters.count != 0;
+    final shouldFilter = _plPlayerController.filters.count != 0;
+    final danmakuWeight = _plPlayerController.danmakuWeight;
     for (final element in elems) {
-      if (element.mode == 7 && !plPlayerController.showSpecialDanmaku) {
-        continue;
-      }
-      if (isLogin) {
-        element.isSelf = element.midHash == plPlayerController.midHash;
+      if (_isLogin) {
+        element.isSelf = element.midHash == _plPlayerController.midHash;
       }
+
       if (!element.isSelf) {
-        if (element.weight < plPlayerController.danmakuWeight ||
-            (shouldFilter && plPlayerController.filters.remove(element))) {
+        if (_mergeDanmaku) {
+          final elem = uniques[element.content];
+          if (elem == null) {
+            uniques[element.content] = element..count = 1;
+          } else {
+            elem.count++;
+            continue;
+          }
+        }
+
+        if (element.weight < danmakuWeight ||
+            (shouldFilter && _plPlayerController.filters.remove(element))) {
           continue;
         }
       }
-      if (mergeDanmaku) {
-        final count = counts[element.content];
-        if (count != 1) {
-          element.count = count!;
-        }
-      }
+
       final int pos = element.progress ~/ 100; //每0.1秒存储一次
-      (dmSegMap[pos] ??= []).add(element);
+      (_dmSegMap[pos] ??= []).add(element);
     }
   }
 
   List<DanmakuElem>? getCurrentDanmaku(int progress) {
-    if (isFileSource) {
+    if (_isFileSource) {
       initFileDmIfNeeded();
     } else {
       final int segmentIndex = calcSegment(progress);
-      if (!requestedSeg.contains(segmentIndex)) {
+      if (!_requestedSeg.contains(segmentIndex)) {
         queryDanmaku(segmentIndex);
         return null;
       }
     }
-    return dmSegMap[progress ~/ 100];
+    return _dmSegMap[progress ~/ 100];
   }
 
-  bool closed = false;
-
   bool _fileDmLoaded = false;
 
   void initFileDmIfNeeded() {
@@ -125,7 +120,7 @@ class PlDanmakuController {
   Future<void> _initFileDm() async {
     try {
       final file = File(
-        path.join(plPlayerController.dirPath!, PathUtils.danmakuName),
+        path.join(_plPlayerController.dirPath!, PathUtils.danmakuName),
       );
       if (!file.existsSync()) return;
       final bytes = await file.readAsBytes();
diff --git a/lib/pages/danmaku/view.dart b/lib/pages/danmaku/view.dart
index 414d9db06..36ed70690 100644
--- a/lib/pages/danmaku/view.dart
+++ b/lib/pages/danmaku/view.dart
@@ -34,7 +34,7 @@ class PlDanmaku extends StatefulWidget {
 class _PlDanmakuState extends State<PlDanmaku> {
   PlPlayerController get playerController => widget.playerController;
 
-  late PlDanmakuController _plDanmakuController;
+  late final PlDanmakuController _plDanmakuController;
   DanmakuController<DanmakuExtra>? _controller;
   int latestAddedPosition = -1;
 
@@ -90,6 +90,7 @@ class _PlDanmakuState extends State<PlDanmaku> {
     }
   }
 
+  @pragma('vm:notify-debugger-on-exception')
   void videoPositionListen(Duration position) {
     if (_controller == null || !playerController.enableShowDanmaku.value) {
       return;
@@ -141,7 +142,7 @@ class _PlDanmakuState extends State<PlDanmaku> {
               isColorful:
                   playerController.showVipDanmaku &&
                   e.colorful == DmColorfulType.VipGradualColor,
-              count: e.hasCount() ? e.count : null,
+              count: e.count > 1 ? e.count : null,
               selfSend: e.isSelf,
               extra: VideoDanmaku(
                 id: e.id.toInt(),
diff --git a/lib/pages/setting/models/extra_settings.dart b/lib/pages/setting/models/extra_settings.dart
index b7a30b121..b2c9782ce 100644
--- a/lib/pages/setting/models/extra_settings.dart
+++ b/lib/pages/setting/models/extra_settings.dart
@@ -536,13 +536,6 @@ List<SettingsModel> get extraSettings => [
     setKey: SettingBoxKey.showVipDanmaku,
     defaultVal: true,
   ),
-  const SettingsModel(
-    settingsType: SettingsType.sw1tch,
-    title: '显示高级弹幕',
-    leading: Icon(MdiIcons.paletteAdvanced),
-    setKey: SettingBoxKey.showSpecialDanmaku,
-    defaultVal: false,
-  ),
   const SettingsModel(
     settingsType: SettingsType.sw1tch,
     title: '合并弹幕',
diff --git a/lib/pages/video/widgets/header_control.dart b/lib/pages/video/widgets/header_control.dart
index 8e227d572..9921a7ba2 100644
--- a/lib/pages/video/widgets/header_control.dart
+++ b/lib/pages/video/widgets/header_control.dart
@@ -13,6 +13,7 @@ import 'package:PiliPlus/http/danmaku.dart';
 import 'package:PiliPlus/http/danmaku_block.dart';
 import 'package:PiliPlus/http/init.dart';
 import 'package:PiliPlus/http/live.dart';
+import 'package:PiliPlus/http/loading_state.dart';
 import 'package:PiliPlus/http/video.dart';
 import 'package:PiliPlus/models/common/super_resolution_type.dart';
 import 'package:PiliPlus/models/common/video/audio_quality.dart';
@@ -212,11 +213,12 @@ mixin HeaderMixin<T extends StatefulWidget> on State<T> {
   /// 弹幕功能
   void showSetDanmaku({bool isLive = false}) {
     // 屏蔽类型
-    const List<({int value, String label})> blockTypesList = [
+    const blockTypesList = [
       (value: 5, label: '顶部'),
       (value: 2, label: '滚动'),
       (value: 4, label: '底部'),
       (value: 6, label: '彩色'),
+      (value: 7, label: '高级'),
     ];
     final blockTypes = plPlayerController.blockTypes;
     // 智能云屏蔽
@@ -456,6 +458,7 @@ mixin HeaderMixin<T extends StatefulWidget> on State<T> {
                                     hideTop: blockTypes.contains(5),
                                     hideBottom: blockTypes.contains(4),
                                     hideScroll: blockTypes.contains(2),
+                                    hideSpecial: blockTypes.contains(7),
                                     // 添加或修改其他需要修改的选项属性
                                   ),
                                 );
@@ -827,6 +830,13 @@ class HeaderControl extends StatefulWidget {
       return true;
     } else {
       res.toast();
+      if ((res as Error).code == 65006) {
+        extra.isLike = true;
+        return true;
+      } else if (res.code == 65004) {
+        extra.isLike = false;
+        return true;
+      }
       return false;
     }
   }
diff --git a/lib/plugin/pl_player/controller.dart b/lib/plugin/pl_player/controller.dart
index 0734df3e0..66c9b6dfc 100644
--- a/lib/plugin/pl_player/controller.dart
+++ b/lib/plugin/pl_player/controller.dart
@@ -359,7 +359,6 @@ class PlPlayerController {
   late int subtitlePaddingB = Pref.subtitlePaddingB;
   late double subtitleBgOpaticy = Pref.subtitleBgOpaticy;
   final bool showVipDanmaku = Pref.showVipDanmaku; // loop unswitching
-  final bool showSpecialDanmaku = Pref.showSpecialDanmaku;
   late double subtitleStrokeWidth = Pref.subtitleStrokeWidth;
   late int subtitleFontWeight = Pref.subtitleFontWeight;
 
diff --git a/lib/utils/storage_key.dart b/lib/utils/storage_key.dart
index 75d5d8fd4..febecdd82 100644
--- a/lib/utils/storage_key.dart
+++ b/lib/utils/storage_key.dart
@@ -183,7 +183,6 @@ abstract class SettingBoxKey {
       enableShowLiveDanmaku = 'enableShowLiveDanmaku',
       pipNoDanmaku = 'pipNoDanmaku',
       showVipDanmaku = 'showVipDanmaku',
-      showSpecialDanmaku = 'showSpecialDanmaku',
       mergeDanmaku = 'mergeDanmaku',
       danmakuWeight = 'danmakuWeight',
       danmakuBlockType = 'danmakuBlockType',
diff --git a/lib/utils/storage_pref.dart b/lib/utils/storage_pref.dart
index 002ea60d7..b9363ccee 100644
--- a/lib/utils/storage_pref.dart
+++ b/lib/utils/storage_pref.dart
@@ -404,9 +404,6 @@ abstract class Pref {
   static bool get showVipDanmaku =>
       _setting.get(SettingBoxKey.showVipDanmaku, defaultValue: true);
 
-  static bool get showSpecialDanmaku =>
-      _setting.get(SettingBoxKey.showSpecialDanmaku, defaultValue: false);
-
   static bool get mergeDanmaku =>
       _setting.get(SettingBoxKey.mergeDanmaku, defaultValue: false);