Change Default RPC Port

1) Start Registry Editor.

2)Locate and then click the following registry subkey:

HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\TerminalServer\WinStations\RDP-Tcp\PortNumber

3)On the Edit menu, click Modify, and then click Decimal.

4)Type the new port number, and then click OK.

5)Quit Registry Editor.

6) Restart PC >> DONE