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

Fix ERR_CERT_AUTHORITY_INVALID in Chrome Incognito Mode

You open Chrome incognito and hit a warning: NET::ERR_CERT_AUTHORITY_INVALID. Th...

Fix 'port already allocated' for Nginx in Docker Compose

You're starting your Docker Compose setup with Nginx, and you see "port is already alloca...

Windows 11 Update Stuck at 0%: Manual Download Fix

You click 'Check for updates' in Windows 11, and it hangs at 0% for minutes or hours. Res...

How to Fix Chrome Startup Crash by Disabling Extensions

If Chrome crashes as soon as you open it, a misbehaving extension is often the culprit. Extension...

Handling Special Characters in Docker Compose Environment Variables