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

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix FFmpeg Audio Out of Sync in VLC Playback

You encoded a video with FFmpeg, but when you play it in VLC, the audio drifts out of sync. This ...

How to Unlock an SQLite Database from the Command Line

If you see an error like database is locked when trying to access an SQLite database...

Fix Microsoft Teams Firewall Blocking Connection: Step-by-Step

If Microsoft Teams won't connect, shows 'connection error', or keeps reconnecting, a firewall is ...

Outlook Stuck on Loading Profile with Multiple Accounts – Fix

If Outlook hangs on “Loading profile…” and you have multiple email accounts configured, the issue...

Fix Windows Security App Blank White Screen

You open Windows Security and see nothing but a white screen. The app appears to load but no cont...