Howto: Change Windows Server 2003 RDP Port

By default, Windows Terminal Server and Remote Desktop Protocol (RDP) listen on TCP port 3389.

To change the port to your custom port, you may refer to below:-

1. Open the registry editor.
2. Navigate to,

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp

3. Find the “PortNumber” and change to your needed port.

To be secure, reboot your server to apply new port.