diff --git a/Ink Canvas/Helpers/MultiPPTInkManager.cs b/Ink Canvas/Helpers/MultiPPTInkManager.cs
index 8ba5df07..ec491824 100644
--- a/Ink Canvas/Helpers/MultiPPTInkManager.cs	
+++ b/Ink Canvas/Helpers/MultiPPTInkManager.cs	
@@ -646,7 +646,6 @@ namespace Ink_Canvas.Helpers
                     if (manager != null)
                     {
                         // 这里可以添加更详细的备份逻辑
-                        LogHelper.WriteLogToFile($"执行定期墨迹备份: {_currentActivePresentationId}", LogHelper.LogType.Trace);
                     }
                 }
 
@@ -811,4 +810,4 @@ namespace Ink_Canvas.Helpers
         public DateTime CreatedTime { get; set; }
         public DateTime LastAccessTime { get; set; }
     }
-}
\ No newline at end of file
+}