Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you see error 0x80070643 in Task Scheduler, it usually means a task failed to run because of a...

After a Windows update, you might see an “Activation” watermark or a message saying Windows is no...

If you see errors like 429 Too Many Requests or Rate limit exceeded whi...

If you're seeing a 'permission denied' error when trying to install or update apps from the Micro...

You open the Outlook app on your Android phone, but new emails aren't showing up. The last sync w...

When you try to install or update an app in the Microsoft Store, you might see error code 0x80073...