diff --git a/app/src/main/java/com/stand/standapp/MainActivity.kt b/app/src/main/java/com/stand/standapp/MainActivity.kt
index 4e3814b..7bb82a8 100644
--- a/app/src/main/java/com/stand/standapp/MainActivity.kt
+++ b/app/src/main/java/com/stand/standapp/MainActivity.kt
@@ -489,10 +489,19 @@ class MainActivity : AppCompatActivity() {
         geckoView.releaseSession()
         geckoSession?.close()
         geckoSession = null
+        clearCompanionState()
         instance = null
         super.onDestroy()
     }
 
+    private fun clearCompanionState() {
+        synchronized(jsLock) {
+            pendingJsCode = null
+        }
+        pendingDialog = null
+        isConflictDialogShowing = false
+    }
+
     private fun startTimeoutTimer() {
         cancelTimeoutTimer()
         mHandler.postDelayed(timeoutRunnable, TIMEOUT_MS)
diff --git a/app/src/main/java/com/stand/standapp/TempCallActivity.kt b/app/src/main/java/com/stand/standapp/TempCallActivity.kt
index 7242251..0c19128 100644
--- a/app/src/main/java/com/stand/standapp/TempCallActivity.kt
+++ b/app/src/main/java/com/stand/standapp/TempCallActivity.kt
@@ -114,11 +114,9 @@ class TempCallActivity : AppCompatActivity() {
         pulseAnimator?.cancel()
         if (instance == this) {
             instance = null
-            // 如果不是最小化状态，说明是真正结束，清除所有状态
             if (!isMinimized) {
                 currentGroupName = "临时会话"
             }
-            // 通知 web 页面状态变化
             MainActivity.executeJs("onTempCallStateChanged('" + if (isMinimized) "minimized" else "destroyed" + "')")
         }
     }