Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you're looking to run Windows Defender on a Mac, you're likely trying to scan files or use a f...

You open Windows Security and see an error that the service isn't running. Or you get a notificat...

If you're using Windows Terminal and want to use custom DNS servers (like Cloudflare's 1.1.1.1 or...

You try to activate Windows, but you get a message saying “Rate limit exceeded. Please tr...

Fix Windows Activation Proxy Server Error
When you try to activate Windows and see an error about a proxy server, it usually means the acti...

Fix Windows Security Antivirus Not Turning On
You open Windows Security and see that the antivirus is off, with no obvious way to turn it on. T...