diff --git a/src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs b/src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs
index 2f872b63ac..0584746600 100644
--- a/src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs
+++ b/src/MaaWpfGui/ViewModels/UI/SettingsViewModel.cs
@@ -2505,6 +2505,7 @@ namespace MaaWpfGui.ViewModels.UI
                     foreach (var process in Process.GetProcessesByName(Path.GetFileName(AdbPath)))
                     {
                         process.Kill();
+                        process.WaitForExit(5000);
                     }
 
                     string adbBack = AdbPath + ".bak";