Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If Windows Search stops working, files don't appear in search results, or the search box shows no...

You click Check for updates, and it just spins—sometimes for hours. Or the download gets to 99% a...

You click 'Check for updates' or restart your PC, but Windows Update sits on 'Pending install' fo...

If you see error code 0x80070422 when trying to turn on Windows Defender, it usually means the re...

When you try to connect to a MySQL server from a remote client and get ERROR 2003 (HY000): ...

Windows Search Proxy Troubleshooting Checklist
If Windows Search stops returning results or indexing hangs, a misconfigured proxy is a common ca...