diff --git a/src/MaaWpfGui/ViewModels/UI/TaskQueueViewModel.cs b/src/MaaWpfGui/ViewModels/UI/TaskQueueViewModel.cs
index d90d7dfccd..17d46bde91 100644
--- a/src/MaaWpfGui/ViewModels/UI/TaskQueueViewModel.cs
+++ b/src/MaaWpfGui/ViewModels/UI/TaskQueueViewModel.cs
@@ -238,7 +238,7 @@ namespace MaaWpfGui.ViewModels.UI
                     _ = Task.Run(async () =>
                     {
                         await Task.Delay(delayTime);
-                        await Instances.SettingsViewModel.ManualUpdate();
+                        _ = Instances.SettingsViewModel.ManualUpdate();
                     });
                 }
             }
diff --git a/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs b/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
index 4adcc292b5..224cc6681a 100644
--- a/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
+++ b/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
@@ -589,13 +589,19 @@ namespace MaaWpfGui.ViewModels.UI
         {
             if (Instances.SettingsViewModel.AutoInstallUpdatePackage)
             {
-                while (!runningState.GetIdle())
+                _ = Task.Run(async () =>
                 {
-                    Thread.Sleep(60000);
-                }
+                    while (!runningState.GetIdle())
+                    {
+                        await Task.Delay(60000);
+                    }
 
-                Application.Current.Shutdown();
-                Bootstrapper.RestartApplication();
+                    Application.Current.Dispatcher.Invoke(() =>
+                    {
+                        Application.Current.Shutdown();
+                        Bootstrapper.RestartApplication();
+                    });
+                });
                 return;
             }