Ubuntu 12.04
vi /etc/lightdm/lightdm.conf
添加: allow-guest=false
greeter-show-remote-login=false
Ubuntu 13.10
vi /etc/lightdm/lightdm.conf.d/50-guest-wrapper.conf
添加:allow-guest=false
vim /etc/lightdm/lightdm.conf.d/50-greeter-wrapper.conf
添加: greeter-show-remote-login=false
最后重启下lightdm
sudo restart lightdm
或者
sudo apt-get remove gdm-guest-session
Ubuntu 禁止Guest用户登陆,布布扣,bubuko.com
原文:http://fshuanglan.blog.51cto.com/133806/1393324