yum install tigervnc-server 

systemctl stop firewalld.service

systemctl disable firewalld.service

cp /lib/systemd/system/vncserver@.service /lib/systemd/system/vncserver@:1.service

vncpasswd 

systemctl daemon-reload  

systemctl start vncserver@:1.service && systemctl enable vncserver@:1.servic

#若出現抱錯，是因為配置文件root路徑的原因