Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you're having trouble with network connectivity or need to allow an app through the firewall, ...

You see the OneDrive icon with a paused or error symbol, and your files aren't reaching the cloud...

If you see a proxy server error when opening Microsoft Store, it usually means the app can't reac...

If Windows 11 shows an activation error or you need to check activation history, the activation l...

If you're looking to set up backup and restore using Windows Security on Windows 11, note that Wi...

You may see an error like “Windows activation invalid configuration” or “License is corrupted” af...