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

Fix Windows Defender DNS Error 0x800704cf

You open Windows Defender and see error code 0x800704cf. This usually means Windows Defender can’...

BitLocker Offline Installer Compatibility Checklist

You have the BitLocker offline installer on a USB drive, but when you try to run it, nothing happ...

How to Fix Command Prompt High CPU Usage on Windows 10

Setup OneDrive to Ignore SSL Certificate Errors

If you're using OneDrive with a corporate proxy or internal server that uses a self-signed or exp...

Fix Remote Desktop Blank Screen After Login with No Cursor

You log into a remote machine via RDP, see the login screen, enter credentials, and then get a bl...

PowerShell 502 Bad Gateway: A Troubleshooting Checklist

When a PowerShell script or command returns a 502 Bad Gateway error, it usually means the web ser...