Knowledge base for software setup, errors, and daily tool work.

Fix 'Port Already Allocated' Error in Windows Defender

You open Windows Defender Security Center or try to run a scan, and you see an error saying a por...

Fix Windows Security Network Connection Error

You open Windows Security and see "Network connection error" or "Something went wrong." The app m...

MongoDB Compass Connection Refused After Update – Fixes

If you updated MongoDB Compass and now see a 'connection refused' error when trying to connect to...

Fix KMS Activation Error: Port 1688 Already in Use

Remote Desktop Clipboard Not Working in Windows 10: Fixes

You connect to a remote Windows 10 PC via Remote Desktop, but copy-paste between machines doesn't...

Fix Windows Defender Not Starting Due to Dependency Conflict

If Windows Defender won't start and you see an error about a dependency service or group failed t...