CentOS 7 最小化系统安装图形化桌面

yum groupinstall "GNOME Desktop"
startx

Transaction check error:
file /boot/efi/EFI/centos from install of fwupdate-efi-12-6.el7.centos.x86_64 conflicts with file from package grub2-common-1:2.02-0.64.el7.centos.noarch

yum update grub2-common
yum install fwupdate-efi

systemctl get-default
systemctl set-default graphical.target
systemctl set-default multi-user.target

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yum -y groupinstall "X Window System"
yum -y groupinstall "GNOME Desktop"
systemctl set-default graphical.target
reboot
systemctl get-default