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

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Nginx Configuration Test Failed: Fix Server Block Errors

When you run nginx -t and see "test failed" with a server block error, it us...

Fix Windows Defender Real-Time Protection Not Running

You open Windows Security and see a yellow warning: "Real-time protection is off." Or you...

How to Fix 'Git Remote Origin Already Exists' Error When Cloning

You run git clone and get fatal: remote origin already exists. This err...

Fix Docker Compose Port Already Allocated on Linux

You run docker-compose up and get an error like Error starting userland proxy:...