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

Microsoft Teams Version Mismatch Configuration Guide

You try to join a meeting or share a file, and Teams shows an error about version mismatch. This ...

Quick Fix for Microsoft Teams Error Code CXA20001

If you see error code CXA20001 when signing into Microsoft Teams, the app is usu...

Fix Windows Defender Token Expired in Safe Mode

If you see a 'token expired' message when trying to run Windows Defender in Safe Mode, it usually...

How to Fix slmgr.vbs High Memory Usage During Windows Activation

If you notice that slmgr.vbs is using a lot of memory (often 100 MB or more) on your...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Microsoft Store Blank Screen on Windows 10

You open the Microsoft Store on Windows 10 and see nothing but a blank white or gray screen. The ...