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

How to Reinstall Windows Defender After Error 404

If you see a 404 error when trying to open Windows Defender, it usually means the app's files are...

Fix Windows Search Module Not Found Registry Error

If you see a message like 'Windows Search module not found' when trying to use the search bar, th...

Fix Microsoft Teams 502 Bad Gateway Error by Clearing Cache

If you see a 502 Bad Gateway error in Microsoft Teams, it often means the app's ...

Chrome Settings Not Saving After Reset? Here's How to Fix

You've reset Chrome to default settings, but changes keep reverting. This often points to a deepe...

Fix 'Outlook File Locked by Another User Permission Denied' Error