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

Fix Windows Defender Real-Time Protection Not Starting

If you see a yellow warning or a message that real-time protection is off, Windows Defender’s cor...

Fix Windows 11 Installation Assistant Stuck at 99% Registry

If the Windows 11 Installation Assistant gets stuck at 99% while processing registry entries, you...

How to Fix Docker 'No Space Left on Device' Error

If you've hit a no space left on device error while running Docker commands, it ...

Fixing Nginx Permission Denied on Mounted Drive

When you mount an external drive and point Nginx to serve files from it, you may get a 403 Forbid...

How to Allow Unrelated Histories in Git Merge

Nginx Upstream Connection Refused: Fixing localhost Errors

You set up an nginx reverse proxy to forward requests to a backend service on localhost, but ngin...