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

Chrome Extension Not Working After Update: Fixes

You update Chrome, and suddenly a favorite extension stops working—buttons missing, features gray...

Fix PowerShell Connection Refused Errors in Scripts

When a PowerShell script fails with a 'connection refused' error, it usually means the script tri...

How to Clear TPM Cache to Fix BitLocker Recovery Prompts

If your Windows device keeps asking for the BitLocker recovery key after every reboot, the TPM (T...

How to Set Up Windows Security to Fix DNS Errors

If you're seeing DNS errors like "DNS server not responding" or "DNS probe finished no internet,"...

Fix 'Windows Security Authentication Failed' for Domain Credentials

Fix Outlook Blank Screen Caused by Add-In Conflicts

You open Outlook and see only a blank white or gray screen. The ribbon might be missing, or the i...