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

Fix Windows Activation Token Expired During Reinstall

If you're reinstalling Windows and see an activation error saying your token has expired, you're ...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Access Denied When Activating Windows via Command Prompt

You're trying to activate Windows using Command Prompt, but you get an 'access denied' error. Thi...

Fix 'Chrome Module Not Found' Error on Mac

If you're seeing 'Chrome module not found' on your Mac while working with Node.js, Puppeteer, or ...

How to Fix Remote Desktop 404 Error on Windows Server

When you see a 404 error while trying to connect to a Remote Desktop (RD) Web Access or RD Gatewa...

How to Fix Windows Security High CPU Usage

If your PC feels sluggish and Task Manager shows Windows Security (or Antimalware Service Executa...