Windows servers and clients know that RDP port number 3389 is the default listening port for computers to establish a remote desktop connection, so they keep this port open automatically. Part of that ease of use derived from the standardization that RDP provides. As its name indicates, the Remote Desktop Protocol was intended to make remote desktops more user friendly by facilitating communication between Microsoft’s Terminal Server and the Terminal Server Client. And, yes, that does include more recent versions of the operating system like Windows 10 and 11. RDP was developed by Microsoft as a proprietary technology and has been built into every version of Windows since Windows XP in 2001. Depending on your IT environment, there’s a good chance that RDP is being used this very minute by one or more of those solutions. If you're using a firewall, make sure to configure your firewall to permit connections to the new port number.The Remote Desktop Protocol (RDP) is commonly used by many different Windows software solutions to provide users with access to remote services. The next time you connect to this computer by using the Remote Desktop connection, you must type the new port.
Navigate to the following registry subkey:.You can change that listening port on Windows computers by modifying the registry. When you connect to a computer (either a Windows client or Windows Server) through the Remote Desktop client, the Remote Desktop feature on your computer "hears" the connection request through a defined listening port (3389 by default). Change the listening port for Remote Desktop on your computerĪpplies to: Windows Server 2022, Windows 10, Windows 8.1, Windows 8, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2008 R2