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

Fix Nginx 404 Not Found Caused by Missing Index File

If you see a 404 Not Found error in your Nginx server and the requested path seems correct, the p...

Fix BitLocker High CPU Usage After Windows Update

If your system is running sluggishly and Task Manager shows BitLocker (or its related processes l...

Fix Microsoft Teams Slow Connection & Bandwidth Issues

If Microsoft Teams feels sluggish—calls drop, screen sharing stutters, or messages take forever t...

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