PC users can change the default RDP port on a remote Windows 11/10 computer by following these instructions: invoke the Run dialog box, and then type in regedit and hit Enter to open Registry Editor. In regedit, navigate or jump to the this registry subkey. At the location, on the Edit menu, click Modify, and then click Decimal. Now, type the new port number, and then click OK. Exit Registry Editor and restart the computer.