Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When running Windows Update, you may see errors like "The path specified cannot be found" or "A r...

If Chrome fails to load pages and displays 'permission denied' in the browser window or developer...

You see a "version mismatch" error when opening a scheduled task that was created on a different ...

If you're having trouble installing or updating apps from the Microsoft Store, the log files can ...

If Outlook is not receiving emails from a specific sender while other emails come through fine, t...

You may see an error like "Windows Search version mismatch" or "The search service cannot communi...