Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

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Latest checklists

When developing apps for the Microsoft Store, you may encounter situations where apps fail to ins...

You see an error that Windows Defender virus definition update failed. This usually happens when ...

You see an error saying the Windows activation file is locked, or activation fails with a file ac...

You join a meeting in Microsoft Teams, but the app shows 'No audio device detected' or your micro...

When you run a PowerShell script and see Access Denied or Execution Poli...

Fix 502 Bad Gateway in Task Scheduler
If you're seeing a 502 Bad Gateway error when a Task Scheduler job runs, it usua...