Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you see a Windows activation error that mentions a proxy, it usually means the activation cl...

You push a commit expecting a workflow to run, but it sits in a pending state for minutes or hour...

You see "Sync pending" for files in OneDrive, and the error code 0x8007016a appears in the sync l...

If Windows search stops returning results, takes too long, or shows errors, the search database m...

If your scheduled tasks aren't syncing with your Microsoft account, you might see errors like

If you're seeing a 502 Bad Gateway error in Chrome, and other browsers work fine...