diff --git a/src/MaaWpfGui/Main/Bootstrapper.cs b/src/MaaWpfGui/Main/Bootstrapper.cs
index fc6bdf57da..45b57d1136 100644
--- a/src/MaaWpfGui/Main/Bootstrapper.cs
+++ b/src/MaaWpfGui/Main/Bootstrapper.cs
@@ -74,11 +74,23 @@ namespace MaaWpfGui.Main
             */
 
             Directory.SetCurrentDirectory(AppContext.BaseDirectory);
-            if (Directory.Exists("debug") is false)
+            if (!Directory.Exists("debug"))
             {
                 Directory.CreateDirectory("debug");
             }
 
+            // TODO: Remove after 5.10.0
+            string[] filesToDelete = ["MAA_win7.exe", "启动旧版.cmd"];
+            string curDir = Directory.GetCurrentDirectory();
+            foreach (var file in filesToDelete)
+            {
+                string path = Path.Combine(curDir, file);
+                if (File.Exists(path))
+                {
+                    File.Delete(path);
+                }
+            }
+
             const string LogFilename = "debug/gui.log";
             const string LogBakFilename = "debug/gui.bak.log";
             if (File.Exists(LogFilename) && new FileInfo(LogFilename).Length > 4 * 1024 * 1024)
diff --git a/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs b/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
index e4d975ba3d..34c244b149 100644
--- a/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
+++ b/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
@@ -222,26 +222,6 @@ namespace MaaWpfGui.ViewModels.UI
                 return false;
             }
 
-            // 如果是 Framework48，把 MAA.exe 复制一份，重命名为 MAA_win7.exe
-            if (RuntimeInformation.FrameworkDescription.Contains("Framework"))
-            {
-                File.Copy(System.Windows.Forms.Application.ExecutablePath, Path.Combine(curDir, "MAA_win7.exe"), true);
-                const string CmdFileContent = "@echo off\r\nif exist MAA.exe (\r\n    ren MAA.exe MAA_v5.exe\r\n)\r\nstart \"\" .\\MAA_win7.exe";
-                File.WriteAllText("启动旧版.cmd", CmdFileContent);
-            }
-            else
-            {
-                if (File.Exists("MAA_win7.exe"))
-                {
-                    File.Delete("MAA_win7.exe");
-                }
-
-                if (File.Exists("启动旧版.cmd"))
-                {
-                    File.Delete("启动旧版.cmd");
-                }
-            }
-
             string removeListFile = Path.Combine(extractDir, "removelist.txt");
             if (File.Exists(removeListFile))
             {
@@ -538,7 +518,8 @@ namespace MaaWpfGui.ViewModels.UI
                         {
                             Process.Start(new ProcessStartInfo(UpdateUrl) { UseShellExecute = true });
                         }
-                    });
+                    }
+                );
                 _ = Execute.OnUIThreadAsync(() =>
                 {
                     using var toast = new ToastNotification((otaFound ? LocalizationHelper.GetString("NewVersionFoundTitle") : LocalizationHelper.GetString("NewVersionFoundButNoPackageTitle")) + " : " + UpdateTag);