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

Fix FFmpeg Audio Out of Sync in MP4 Files

If you've encoded an MP4 with FFmpeg and noticed the audio drifts out of sync—voice lagging behin...

Fix Docker Daemon Not Running on Ubuntu 20.04

If you see an error like "Cannot connect to the Docker daemon" or "docker: 'daemon' is not a dock...

Fix Microsoft Store Auto-Start Not Working After Windows Update

After a Windows update, you may notice that apps from the Microsoft Store no longer start automat...

Fix 'Windows Defender Not Recognized' Error in Command Prompt

How to Fix Microsoft Store Proxy Server Errors

If you see a proxy server error when opening Microsoft Store, it usually means the app can't reac...

Fix 'Windows Update Configuration Failed Reverting Changes'

You see the message 'Windows Update configuration failed. Reverting changes.' after a restart. Th...