rpm -Uvh http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-8.noarch.rpm yum update yum groupinstall "X Window system" yum groupinstall xfce systemctl isolate graphical.target systemctl set-default graphical.target 原文链接：https://www.f2er.com/centos/380353.html