diff --git a/Ink Canvas/Helpers/PPTROTConnectionHelper.cs b/Ink Canvas/Helpers/PPTROTConnectionHelper.cs
index feaeee3f..8a1f69c0 100644
--- a/Ink Canvas/Helpers/PPTROTConnectionHelper.cs	
+++ b/Ink Canvas/Helpers/PPTROTConnectionHelper.cs	
@@ -302,11 +302,9 @@ namespace Ink_Canvas.Helpers
                 
                 if (bestApp != null)
                 {
-                    LogHelper.WriteLogToFile($"ROT扫描完成: 找到最佳应用, priority={bestPriority}", LogHelper.LogType.Trace);
                 }
                 else
                 {
-                    LogHelper.WriteLogToFile($"ROT扫描完成: 未找到可用应用", LogHelper.LogType.Trace);
                 }
             }
             catch (Exception ex)
diff --git a/Ink Canvas/Helpers/ROTPPTManager.cs b/Ink Canvas/Helpers/ROTPPTManager.cs
index 7445061b..0251bc3b 100644
--- a/Ink Canvas/Helpers/ROTPPTManager.cs	
+++ b/Ink Canvas/Helpers/ROTPPTManager.cs	
@@ -333,9 +333,6 @@ namespace Ink_Canvas.Helpers
                     }
                 }, DispatcherPriority.Normal);
 
-                // 停止频繁的连接检查，由状态定时器维持
-                _connectionCheckTimer?.Stop();
-
                 PPTConnectionChanged?.Invoke(true);
                 LogHelper.WriteLogToFile("[ROT] 成功连接到 PPT 应用程序", LogHelper.LogType.Event);
 
@@ -366,6 +363,13 @@ namespace Ink_Canvas.Helpers
         {
             try
             {
+                _isModuleUnloading = true;
+                _connectionCheckTimer?.Stop();
+                _slideShowStateCheckTimer?.Stop();
+
+                PPTConnectionChanged?.Invoke(false);
+                LogHelper.WriteLogToFile("[ROT] 准备断开 PPT 连接，先卸载监控模块", LogHelper.LogType.Event);
+
                 if (_pptApplication != null)
                 {
                     try
@@ -426,14 +430,8 @@ namespace Ink_Canvas.Helpers
                 GC.WaitForPendingFinalizers();
                 GC.Collect();
 
-                _isModuleUnloading = true;
-                _connectionCheckTimer?.Stop();
-                _slideShowStateCheckTimer?.Stop();
+                LogHelper.WriteLogToFile("[ROT] 已断开 PPT 连接并尝试释放所有 COM 对象", LogHelper.LogType.Event);
 
-                PPTConnectionChanged?.Invoke(false);
-                LogHelper.WriteLogToFile("[ROT] 已断开 PPT 连接", LogHelper.LogType.Event);
-
-                // 一段时间后恢复监控状态
                 System.Threading.ThreadPool.QueueUserWorkItem(_ =>
                 {
                     try
@@ -450,7 +448,7 @@ namespace Ink_Canvas.Helpers
                         _connectionCheckTimer?.Start();
                         _slideShowStateCheckTimer?.Start();
 
-                        LogHelper.WriteLogToFile("[ROT] PPT 联动模块已重新进入监控状态", LogHelper.LogType.Trace);
+                        LogHelper.WriteLogToFile("[ROT] PPT 联动模块已重新进入联动状态", LogHelper.LogType.Trace);
                     }
                     catch (Exception ex)
                     {
diff --git a/Ink Canvas/MainWindow_cs/MW_Timer.cs b/Ink Canvas/MainWindow_cs/MW_Timer.cs
index 7fda8907..43cd3382 100644
--- a/Ink Canvas/MainWindow_cs/MW_Timer.cs	
+++ b/Ink Canvas/MainWindow_cs/MW_Timer.cs	
@@ -904,9 +904,8 @@ namespace Ink_Canvas
                     }
                 }
             }
-            catch (Exception ex)
+            catch (Exception)
             {
-                LogHelper.WriteLogToFile($"[AutoFold Error] 定时检测发生异常: {ex.Message}", LogHelper.LogType.Error);
             }
         }