将下面代码拷贝至记事本，修改文件后缀生成bat文件即可。

set c=3389

netsh advfirewall firewall add rule name="RDP Port" dir=in action=allow protocol=TCP localport="%c%"

reg add "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\Wds\rdpwd\Tds\tcp" /v "PortNumber" /t REG_DWORD /d "%c%" /f

reg add "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v "PortNumber" /t REG_DWORD /d "%c%" /f

net stop TermService /y

net start TermService