Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

After a Windows update, you might find that the Microsoft Store won't open, apps fail to download...

You open Windows Terminal and see an error about a missing or conflicting dependency, or a profil...

When you see 'Outlook command not found' or 'The command line argument is not valid' on startup, ...

If you see an Ubuntu-related error code when updating Windows Terminal, the update is likely fail...

You open OneDrive and see “Sync service unavailable” or “We can’t sync your files.” This usually ...

Windows Update can fail for many reasons. This checklist walks you through the most common fixes,...