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

Fix Outlook Module Not Found Error 0x80040154

You open Outlook and get an error: 0x80040154 — "Class not registered" or "module no...

Fix High Memory Usage After Windows Update

After a Windows update, you might notice your PC running slower, with high memory usage in Task M...

Fix Microsoft Teams Token Expired by Clearing Cache

If you see a 'token expired' or 'sign-in error' message in Microsoft Teams, it often means the st...

How to Fix Windows Security 404 Not Found Error

If you see a '404 Not Found' error when opening Windows Security (formerly Windows Defender), the...

Fix Windows Terminal Not Starting After Settings Reset

If you reset Windows Terminal settings and now the app won't start, you're likely stuck with a bl...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

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