How to Change the Default Display Manager in Ubuntu 20.04

This quick tutorial shows how to change the default login screen display manager (e.g., gdm3, lightdm, kdm) in Ubuntu 20.04. Ubuntu 20.04 Gnome desktop uses GDM3 as the default display manager. If you installed other desktop environments in your system, then you may have different display managers. To change the default display manager, open terminal… Continue reading How to Change the Default Display Manager in Ubuntu 20.04