Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You try to activate Windows, enter your credentials, and the screen hangs on a spinning circle or...

You're running Windows Update, and after a restart, the screen goes blank—no cursor, no logo, jus...

After a Windows update, the Microsoft Store may fail to open or load properly. This is often due ...

You're trying to download or update an app from the Microsoft Store, and you get a message about ...

You click the Windows Security icon, but it doesn't open. Or you see an error saying the service ...

If OneDrive shows a 'connection refused' error, your proxy settings are a common cause. This usua...