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

Setup Windows Security Backup and Restore on Windows 11

If you're looking to set up backup and restore using Windows Security on Windows 11, note that Wi...

Nginx 502 Bad Gateway: Troubleshooting Checklist

If you're seeing a 502 Bad Gateway from nginx, it usually means nginx can't reach the upstream se...

Fix Windows Update Stuck Downloading After Reboot

You restart your PC to finish installing updates, but instead of completing, Windows Update gets ...

Fix 'ffmpeg command not found' in PHP exec()