diff --git a/JianGongYun/TRTC/LiveClassroom.cs b/JianGongYun/TRTC/LiveClassroom.cs
index 4887763..2bc38f4 100644
--- a/JianGongYun/TRTC/LiveClassroom.cs
+++ b/JianGongYun/TRTC/LiveClassroom.cs
@@ -280,14 +280,25 @@ namespace JianGongYun.TRTC
             {
                 liveWinMode.MicRunning = true;
                 lTRTCCloud.startLocalAudio(settingWindowViewModel.LiveAudioLevel);
-                if (liveWinMode.IsLive && !liveWinMode.AudioRecordRunning)
-                {
-                    liveWinMode.AudioRecordRunning = true;
-                    //var time = Util.TimeStr();
-                    var pars = new TRTCAudioRecordingParams { filePath = Path.Combine(RecoderDir, $"temp_audio.wav") };
-                    var res = lTRTCCloud.startAudioRecording(ref pars);
-                    //Console.WriteLine(res);
-                }
+                //if (liveWinMode.IsLive && !liveWinMode.AudioRecordRunning)
+                //{
+                //    liveWinMode.AudioRecordRunning = true;
+                //    //var time = Util.TimeStr();
+                //    var pars = new TRTCAudioRecordingParams { filePath = Path.Combine(RecoderDir, $"temp_audio.aac") };
+                //    var res = lTRTCCloud.startAudioRecording(ref pars);
+                //    //Console.WriteLine(res);
+                //}
+            }
+        }
+        public static void StartRecordAudio()
+        {
+            if (liveWinMode.IsLive && !liveWinMode.AudioRecordRunning)
+            {
+                liveWinMode.AudioRecordRunning = true;
+                //var time = Util.TimeStr();
+                var pars = new TRTCAudioRecordingParams { filePath = Path.Combine(RecoderDir, $"temp_audio.aac") };
+                var res = lTRTCCloud.startAudioRecording(ref pars);
+                //Console.WriteLine(res);
             }
         }
         /// <summary>
@@ -365,7 +376,7 @@ namespace JianGongYun.TRTC
                 //摄像头大画面位置
                 var bigRoi = BackgroundFrame[new OpenCvSharp.Rect((backWidth - backHeight) / 2, 0, backHeight, backHeight)];
 
-
+                StartRecordAudio();
                 while (!end)
                 {
                     stopwatch.Restart();
diff --git a/JianGongYun/TRTC/Windows/LiveWindow.xaml.cs b/JianGongYun/TRTC/Windows/LiveWindow.xaml.cs
index 7f65faf..d4c7243 100644
--- a/JianGongYun/TRTC/Windows/LiveWindow.xaml.cs
+++ b/JianGongYun/TRTC/Windows/LiveWindow.xaml.cs
@@ -149,8 +149,8 @@ namespace JianGongYun.TRTC.Windows
                         LiveClassroom.StartVideoSub(AfterLiveSubViewWrap);
                     }
                     LiveClassroom.StartMic();
-                    LiveClassroom.SetMicMute(false);
                     LiveClassroom.VideoRecordTask(ref onEnd);//启动录制
+                    LiveClassroom.SetMicMute(false);
 
                 }, SettingWindowViewModel.ScreenRecordingCountdown);
             }