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

How to Fix Command Prompt Blank Screen with No Error

You open Command Prompt, see a blank black window with no prompt or text, and no error message ap...

Fix Microsoft Teams Modern Authentication Failure

When Microsoft Teams shows 'We couldn't sign you in' or 'unable to authenticate with modern authe...

Fix PowerShell Blank Screen with No Cursor

If you open PowerShell and see only a blank window with no cursor (no blinking line), the console...

Outlook for Mac Stuck on Loading Profile: Fixes to Try

You open Outlook for Mac, and it sits on the loading profile screen for minutes—or indefinitely. ...

PowerShell Version Mismatch: A Sysadmin Checklist

You run a script that worked yesterday, and today it throws errors about missing cmdlets, incompa...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...