Follow these steps :
First: open "Run" by Win key + R and type "Regedit" and Press Enter
Next, go to bellow address of
registry :
HKEY_LOCAL_MACHINE
\ SYSTEM \ CurrentControlSet \ Control \ Terminal Server \ WinStations \ RDP-Tcp
and double click on PortNumber
after that, select Decimal and enter desire Port Number (for example 15000):
Note :
New Port Number will apply after restarting system.
