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

Fix Windows Defender Token Expired After Update

After a Windows update, you might see an error that Windows Defender's security token has expired...

How to Fix Microsoft Store 'Module Not Found' Error

If you see a 'module not found' error when opening Microsoft Store or launching an app, it usuall...

Fix Windows Activation Key Not Recognized Error

You enter your Windows product key during installation or activation, and get an error that the k...

How to Fix Windows Update Service Not Running

If Windows Update won't start or you see an error that the update service is not running, it's us...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

After installing or updating Microsoft Office, Outlook may open ...

Windows Defender Real-Time Protection Rate Limit Error Fix

You may see a notification that Windows Defender real-time protection has a rate limit error, oft...