修改配置文件 /etc/gdm/custom.conf,在 [daemon] 下面添加一下两行
AutomaticLoginEnable=true
AutomaticLogin=root
[root@localhost ~]# vim /etc/gdm/custom.conf # GDM configuration storage [daemon] AutomaticLoginEnable=true AutomaticLogin=root [security] [xdmcp] [chooser] [debug] # Uncomment the line below to turn on debugging #Enable=true