This is a quick guide for beginners that shows how to remove / disable the Guest account login from Ubuntu 16.04 Unity Greeter. LightDM configuration files are located in /usr/share/lightdm and /etc/lightdm. Disabling Guest account can be easily done by adding a rule into one of the two directories. And below I made a change … Continue reading How to Remove Guest Session in Ubuntu 16.04 Login Screen