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

Fix NET::ERR_CERT_AUTHORITY_INVALID in Chrome Safe Mode

When you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome while running in Safe Mod...

Fixing Nginx 502 Bad Gateway with Docker and Load Balancers

If you're running Nginx as a reverse proxy or load balancer in a Docker setup, a 502 Bad Gate...

Docker Container Exits Immediately: No Error, Common Fixes

You run docker run and the container starts, then exits within a second. No error me...

Fix Docker Container Exits Immediately After Start

You run docker run myimage and the container stops almost instantly. This is a commo...

Fix Windows 11 Update Stuck at 0% – SoftwareDistribution Folder