# This will install GUI and make it as a default startup option and then restart the machine.
$ sudo yum install xrdp tigervnc-server

~# sudo su
~# passwd
~# systemctl enable --now xrdp

~# netstat -antup | grep xrdp
tcp        0      0 0.0.0.0:3389            0.0.0.0:*               LISTEN      10202/xrdp
tcp        0      0 127.0.0.1:3350          0.0.0.0:*               LISTEN      10201/xrdp-sesman