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

Fixing Nginx Upstream Connection Refused on Port 443

You see "upstream connection refused" in your Nginx error log when proxying requests to p...

How to Enable Windows Defender Real-Time Protection via Command Line

If you need to turn on Windows Defender real-time protection but can't access the Settings ap...

Docker Container Exits Immediately: How to Find Logs and Fix It

You start a Docker container and it stops within seconds. The status shows "Exited (0)" o...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix Windows Defender Real-Time Protection Stuck on Turning Off

You open Windows Security, go to Virus & threat protection, and see Real-time protection stuc...

How to Fix VS Code IntelliSense Not Working

If you're seeing no suggestions, missing completions, or a spinning 'Loading...' in V...