Checklists for software errors, setup, and tool workflows.

Fix Windows Defender Service Not Starting with Permission Denied

If you see 'Windows Defender service not starting – permission denied' when trying to enable Micr...

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...

Fix Missing Command Prompt After Windows Update

After a Windows update, you might find that Command Prompt is missing from the Start menu, right-...

How to Clear Windows Security Threat History That Won't Delete

You've resolved a virus or malware issue, but the threat history in Windows Security still shows ...

Fix Windows Defender Threat Service Stopped & No Internet

You open Windows Security and see 'Threat service has stopped. Restart it now.' At the same time,...

How to Unlock a File in Windows Terminal

If you've ever tried to delete, rename, or move a file and got a message like “The action can't b...