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 Microsoft Teams DNS Error 0xcaa20002

When launching Microsoft Teams, you may encounter error code 0xcaa20002, typically accompanied by...

How to Fix Windows Activation Path Not Found

If you see 'Windows activation path not found' when trying to activate Windows, it usually means ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

WinSCP SFTP Permission Denied: Practical Fixes

When you see a "Permission denied" error in WinSCP while using SFTP, it usually means the server ...

Fix Windows Defender Permission Denied on Ubuntu Files

You're working on Ubuntu, either in WSL or a dual-boot setup, and Windows Defender throws a 'perm...