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

FFmpeg Audio Delay Correction: Sync Audio and Video

If you've ever played a video where the audio lags behind or leads the picture, you're dealing wi...

Fix Windows Security 404 Not Found on Startup

When Windows Security shows a 404 error on startup, it typically means the app can't find its req...

How to Fix PowerShell Version Mismatch Error

Fix SSL Certificate Verify Failed in Command Prompt

If you see SSL certificate verify failed when running commands in Command Prompt, it...

OneDrive Folder Missing After Sync Setup Fix

After setting up OneDrive sync on a new PC or reinstalling the client, you may find that your exp...

Fix Windows Update Clean Up Tool Not Working

You run Disk Cleanup, check "Windows Update Cleanup", but nothing happens—or the option is missin...