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

Fix Command Prompt Blank White Screen with No Text

You open Command Prompt, but instead of the usual black window with a blinking cursor and text, y...

Outlook 504 Gateway Timeout: Proxy and Firewall Fixes

If you see a "504 Gateway Timeout" error in Outlook, it usually means a network device (proxy or ...

Fix Microsoft Store Stuck on Connecting Timeout

You open Microsoft Store, and it hangs on a spinning circle or shows a timeout error. This usuall...

Fix OneDrive Sync Authentication Failed Error on Windows 11

You try to sync files in OneDrive on Windows 11, but see an error: "Authentication failed" or "Si...

Fix Microsoft Teams Authentication Failed Error

You open Microsoft Teams, try to sign in, and get an 'Authentication failed' error. This usually ...

Fix PowerShell 404 Error When Using Invoke-WebRequest