Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you've disabled Cortana and find that Windows Search no longer returns results or runs slowly,...

You downloaded the offline installer for Microsoft Office or Outlook, but during setup you see a ...

When you open Windows Terminal and see a '404 not found' error for a profile, it usually means th...

If you're here, you're probably staring at a Teams error, frozen screen, or audio that won't work...

When you open Microsoft Store and see errors like "Connection refused" or "Permission denied," th...

You're trying to unlock a BitLocker-encrypted drive or recover a key, and you see a rate limit er...