Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you see an "authentication failed" error in Windows Search, it usually means the service can't...

You might see an error saying 'Windows Update auto start failed to start' when you try to check f...

When you see 'Windows activation module not found' while trying to activate Windows, it usually m...

You're trying to upload a file, allow a website to use your camera, or access a local resource in...

If you see error 0x800f0922 when trying to install a Windows update—often during the configuratio...

If you're a Mac user who needs the file indexing and search capabilities of Windows Search (forme...