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

Configure Windows Defender Scheduled Scan for Multiple Drives

If you need Windows Defender to automatically scan more than just the system drive (C:), the buil...

Fix Microsoft Store SSL Certificate Expired Error

You open the Microsoft Store and see an error about an SSL certificate being expired. The store m...

UFW Port Closed Despite Allow Rule: Fixes

You've added a UFW allow rule for a port, but a port scan or service test shows the port is still...

Remote Desktop Configuration Checklist for Windows

Setting up Remote Desktop on Windows often trips up users with small oversights. This checklist c...

Fix Microsoft Teams Not Connecting to Audio Device

You join a meeting in Microsoft Teams, but the app shows 'No audio device detected' or your micro...

OneDrive Invalid Configuration Sync Issue Fix

Understanding the Problem

You open OneDrive and see an error like "Invalid configuration"...