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

Outlook High CPU Usage: Troubleshooting Checklist

If Outlook is using 30% or more CPU for extended periods, your system slows down and battery drai...

Fix Chrome Blank Screen When Switching Profiles

If Chrome shows a blank screen (white or grey) after you switch user profiles, you're not alone. ...

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...

How to Fix Microsoft Store Error 404 (Not Found)

If you see a 404 error when trying to open an app or page in the Microsoft Store, it usually mean...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Windows Defender Proxy Error: Setup Checklist for Fix

You're running Windows Defender and it throws a proxy error—often during an update or a full scan...