yum groupinstall "GNOME Desktop"
yum install vnc-server
cp /lib/systemd/system/vncserver@.service /etc/systemd/system/vncserver@:1.service
nano /etc/systemd/system/vncserver@:1.service
<user> = "username"
firewall-cmd --permanent --zone=public --add-port=5901/tcp
su "usename"
vncserver
exit
systemctl daemon-reload
systemctl enable vncserver@:1.service