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

How to Fix Windows Update Authentication Failed Error

When you see 'Authentication failed' while running Windows Update, it usually means the update se...

How to Fix Microsoft Store 404 Error Code

When you open Microsoft Store and see a 404 error, the app usually fails to load content or shows...

Fix OBS Black Screen and Permission Denied on Windows 11

You launch OBS Studio on Windows 11, add a display capture or game capture source, and see only a...

Fix Microsoft Store Module Not Found Configuration Error

You open Microsoft Store or a Store app and see an error like 'module not found' or 'configuratio...

Fix 'Windows Defender Not Recognized' Error in Command Prompt

How to Resolve Outlook Invalid Configuration on Windows 10

You try to open Outlook and see an error that the configuration is invalid. This usually happens ...