diff --git a/lib/pages/video/detail/view.dart b/lib/pages/video/detail/view.dart
index 3902a682..568a4bee 100644
--- a/lib/pages/video/detail/view.dart
+++ b/lib/pages/video/detail/view.dart
@@ -185,6 +185,7 @@ class _VideoDetailPageState extends State<VideoDetailPage>
     videoIntroController.isPaused = false;
     if (_extendNestCtr.position.pixels == 0 && autoplay) {
       await Future.delayed(const Duration(milliseconds: 300));
+      plPlayerController!.seekTo(videoDetailController.defaultST);
       plPlayerController?.play();
     }
     plPlayerController?.addStatusLister(playerListener);
diff --git a/lib/pages/video/detail/widgets/header_control.dart b/lib/pages/video/detail/widgets/header_control.dart
index 35c54b07..a0ca8601 100644
--- a/lib/pages/video/detail/widgets/header_control.dart
+++ b/lib/pages/video/detail/widgets/header_control.dart
@@ -678,9 +678,9 @@ class _HeaderControlState extends State<HeaderControl> {
                       ),
                       child: Slider(
                         min: 1,
-                        max: 6,
+                        max: 8,
                         value: danmakuSpeedVal,
-                        divisions: 10,
+                        divisions: 14,
                         label: danmakuSpeedVal.toString(),
                         onChanged: (double val) {
                           danmakuSpeedVal = val;
diff --git a/lib/plugin/pl_player/controller.dart b/lib/plugin/pl_player/controller.dart
index 5d7a8332..9b3a4445 100644
--- a/lib/plugin/pl_player/controller.dart
+++ b/lib/plugin/pl_player/controller.dart
@@ -428,6 +428,8 @@ class PlPlayerController {
     // 设置倍速
     if (_playbackSpeed.value != 1.0) {
       await setPlaybackSpeed(_playbackSpeed.value);
+    } else {
+      await setPlaybackSpeed(1.0);
     }
 
     // if (_looping) {
diff --git a/lib/plugin/pl_player/view.dart b/lib/plugin/pl_player/view.dart
index 2a8311a5..deb73696 100644
--- a/lib/plugin/pl_player/view.dart
+++ b/lib/plugin/pl_player/view.dart
@@ -478,19 +478,13 @@ class _PLVideoPlayerState extends State<PLVideoPlayer>
                 return;
               }
               final tapPosition = details.localPosition.dx;
-              int curSliderPosition = _.sliderPosition.value.inSeconds;
-              late int result;
-              if (tapPosition - _initTapPositoin > 0) {
-                // 快进
-                /// TODO  优化屏幕越小效果越明显
-                result = (curSliderPosition + 1)
-                    .clamp(0, _.duration.value.inSeconds);
-              } else {
-                // 快退
-                result = (curSliderPosition - 1)
-                    .clamp(0, _.duration.value.inSeconds);
-              }
-              _.onUodatedSliderProgress(Duration(seconds: result));
+              int curSliderPosition = _.sliderPosition.value.inMilliseconds;
+              double scale = 60000 / MediaQuery.of(context).size.width;
+              Duration pos = Duration(
+                  milliseconds:
+                      curSliderPosition + (details.delta.dx * scale).round());
+              Duration result = pos.clamp(Duration.zero, _.duration.value);
+              _.onUodatedSliderProgress(result);
               _.onChangedSliderStart();
               _initTapPositoin = tapPosition;
             },