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

Fix Nginx Config Test Fails with 'upstream host not found'

You run nginx -t and get upstream host not found. The config test fails...

Fix 'ffmpeg command not found' in Docker Container

If you see ffmpeg: command not found when running a Docker container, ffmpeg is simp...

How to Fix Command Prompt High CPU Usage on Windows 10

How to Fix Remote Desktop Reset Settings Not Working

You try to reset Remote Desktop settings—maybe after a configuration error or a failed connection...

Fix 'Chrome Module Not Found' Error on Mac

If you're seeing 'Chrome module not found' on your Mac while working with Node.js, Puppeteer, or ...

Windows Defender Setup After a Fresh Install

After a fresh Windows install, Windows Defender (now called Microsoft Defender Antivirus) is typi...