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

Fix ERR_SSL_PROTOCOL_ERROR on Windows 10

If you see ERR_SSL_PROTOCOL_ERROR in Chrome or Edge on Windows 10, the browser i...

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 Maven 401 Unauthorized Error in Dependency Resolution

When Maven fails to download dependencies with error code 401, it means the remote repository rej...

Fix Windows Security Real-Time Protection Turning Off Automatically

If you notice Windows Security's real-time protection keeps turning off by itself, your PC may be...

How to Fix Remote Desktop 'Connection Refused' or 'Permission Denied'