diff --git a/app/static/js/app.jsx b/app/static/js/app.jsx
index ba1a09e..5d0fa7a 100644
--- a/app/static/js/app.jsx
+++ b/app/static/js/app.jsx
@@ -18775,7 +18775,18 @@ const App = () => {
         startAudioTimeRef.current = ctx.currentTime;
         startBufferOffsetRef.current = resumeAt;
         setIsPlaying(true);
-        startTrackPlayback(resumeAt);
+        // V22: activeTracksRef.current vẫn STALE (React chưa re-render trong
+        // click handler) → track vừa unmute vẫn thấy muted=true → bị skip ở
+        // startTrackPlayback (isPlayable) → câm + CC11 không chạy. Dùng
+        // `effective` (đã patch mute/solo) làm nguồn restart; ref tự phục hồi
+        // ở render kế tiếp (activeTracksRef.current = activeTracks).
+        const _prevActiveTracks = activeTracksRef.current;
+        activeTracksRef.current = effective;
+        try {
+          startTrackPlayback(resumeAt);
+        } finally {
+          activeTracksRef.current = _prevActiveTracks;
+        }
       } catch (e) {
         console.warn('mute/solo resume error:', e);
       }
diff --git a/app/static/js/app.precompiled.js b/app/static/js/app.precompiled.js
index 4e536c0..3143d30 100644
--- a/app/static/js/app.precompiled.js
+++ b/app/static/js/app.precompiled.js
@@ -1273,7 +1273,12 @@ if(isMidiSoundTrack(t)){try{sendMidiVolumeCC7(t,effective,audible);}catch(e){}}i
 // from the current playhead — the same approach toggleTrackSoloEvaluate
 // already uses for solo.
 if(becameAudible&&isPlaying&&recordingStateRef.current!=='RECORDING'&&activeTracksRef.current&&activeTracksRef.current.length){try{fxRtKeepForRestart=true;// restart/resume — giữ session FX realtime
-stopAllPlayback();const ctx=getAudioContext();const resumeAt=currentTimeRef.current||0;startOffsetTimeRef.current=resumeAt;startAudioTimeRef.current=ctx.currentTime;startBufferOffsetRef.current=resumeAt;setIsPlaying(true);startTrackPlayback(resumeAt);}catch(e){console.warn('mute/solo resume error:',e);}}updateSfRouting();};window.__applyTrackMuteSolo=applyAllTrackMuteSolo;window.__toggleMediaExplorerRef=function(){setShowMediaExplorer(function(p){const next=!p;if(next)setShowMixerRef.current(false);return next;});};const[mixerHeight,setMixerHeight]=useState(function(){var saved=localStorage.getItem('studio_mixer_height');return saved?parseInt(saved):200;}());const[mediaExplorerPanelHeight,setMediaExplorerPanelHeight]=useState(function(){var saved=localStorage.getItem('studio_media_explorer_height');return saved?parseInt(saved):240;}());const[masterVolume,setMasterVolume]=useState(0);// dB (legacy single fader)
+stopAllPlayback();const ctx=getAudioContext();const resumeAt=currentTimeRef.current||0;startOffsetTimeRef.current=resumeAt;startAudioTimeRef.current=ctx.currentTime;startBufferOffsetRef.current=resumeAt;setIsPlaying(true);// V22: activeTracksRef.current vẫn STALE (React chưa re-render trong
+// click handler) → track vừa unmute vẫn thấy muted=true → bị skip ở
+// startTrackPlayback (isPlayable) → câm + CC11 không chạy. Dùng
+// `effective` (đã patch mute/solo) làm nguồn restart; ref tự phục hồi
+// ở render kế tiếp (activeTracksRef.current = activeTracks).
+const _prevActiveTracks=activeTracksRef.current;activeTracksRef.current=effective;try{startTrackPlayback(resumeAt);}finally{activeTracksRef.current=_prevActiveTracks;}}catch(e){console.warn('mute/solo resume error:',e);}}updateSfRouting();};window.__applyTrackMuteSolo=applyAllTrackMuteSolo;window.__toggleMediaExplorerRef=function(){setShowMediaExplorer(function(p){const next=!p;if(next)setShowMixerRef.current(false);return next;});};const[mixerHeight,setMixerHeight]=useState(function(){var saved=localStorage.getItem('studio_mixer_height');return saved?parseInt(saved):200;}());const[mediaExplorerPanelHeight,setMediaExplorerPanelHeight]=useState(function(){var saved=localStorage.getItem('studio_media_explorer_height');return saved?parseInt(saved):240;}());const[masterVolume,setMasterVolume]=useState(0);// dB (legacy single fader)
 const[masterVolL,setMasterVolL]=useState(0);// dB - master L fader
 const[masterVolR,setMasterVolR]=useState(0);// dB - master R fader
 const[masterLink,setMasterLink]=useState(true);// LINK L/R
diff --git a/app/templates/index.html b/app/templates/index.html
index d3bddbc..de8295a 100644
--- a/app/templates/index.html
+++ b/app/templates/index.html
@@ -51,7 +51,7 @@
     <script src="/static/js/services/promptTemplateManager.js?v=202607281039"></script>
     <script src="/static/js/services/undoRedoEngine.js?v=202607290941"></script>
     <script src="/static/js/services/chordTheory.js?v=202608211300"></script>
-    <script src="/static/js/app.precompiled.js?v=202608311100" defer></script>
+    <script src="/static/js/app.precompiled.js?v=202608311200" defer></script>
     <link rel="stylesheet" href="/static/css/styles.css?v=202607271016">
     <style>
         :root {