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

Fix Windows Defender Port Already Allocated Error in Command Line

If you see "port already allocated" when trying to run Windows Defender from the command line, it...

Fix Microsoft Teams 502 Bad Gateway from Proxy Settings

If you see a 502 Bad Gateway error in Microsoft Teams, it often points to a proxy or network conf...

How to Fix PowerShell Version Mismatch Error

Fix Windows Security Login Loop After Update

You click the Windows Security icon, it asks for your PIN or password, you enter it, and then it ...

Fix Windows Defender Service Missing After Antivirus Uninstall

After uninstalling a third-party antivirus program, some users find that Windows Defender is miss...

Fix OneDrive High Memory Usage & Permission Denied Errors

If OneDrive is using excessive memory or throwing "permission denied" errors, the issue often ste...