Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If OneDrive shows a blank screen instead of the sync status or settings, it's usually a rendering...

If you've enabled Files On-Demand but still see all files downloaded or missing cloud icons, a fe...

You launch a notebook, but the kernel indicator stays gray or shows “connecting” for minutes. Thi...

You open Microsoft Teams and see a 502 Bad Gateway error. This usually means a problem between th...

If your scheduled tasks stop running and you see a version mismatch error, the task definition fi...

When you try to activate Windows and see error 0xc004c003 with the message "invalid product key,"...