Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you try to install or update an app in the Microsoft Store, you might see error code 0x80073...

After a Windows update, some users find that Windows Defender is missing from the system tray, Se...

You've waited for a Windows update to finish, but it's stuck at 100% for minutes or hours. This i...

You install a Chrome extension, but it doesn't appear in the toolbar, or it's grayed out, or it j...

You open Chrome and see an error like "Your profile could not be opened correctly" or the browser...

If Windows keeps returning to the login screen after you enter your password, the Search process ...