Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You click "Check for updates" or restart to install, and the progress bar sits at 0% for ...

You see error 0x80070080 and Windows Update hangs at a certain percentage. This usually means a p...

If you see error code 0x800704ec when turning on Windows Defender real-time protection, the servi...

Windows Update error 0x80070002 usually appears during an update attempt. The system may stall at...

You see error 0x80070002 when checking for updates. It usually means Windows Update can't fin...

When you see fatal: unable to access '...': SSL certificate problem: unable to get ...