Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You sign in to Windows, but instead of your desktop, you see the activation screen again—over and...

After a Chrome update, you might notice that the browser no longer starts automatically when you ...

You change a setting in Chrome—like the default search engine, startup page, or download location...

You launch an app from the Microsoft Store, and instead of the app window, you get a blank screen...

If you see error code 0x80131500 when trying to open the Microsoft Store or download an app, the ...

If your Windows system is running slowly or freezing, and you suspect activation issues may be th...