rln
ubuntu 20.04 nvidia
https://linoxide.com/linux-how-to/how-to-install-nvidia-driver-on-ubuntu/ $ sudo ubuntu-drivers devices $ sudo ubuntu-drivers autoinstall
rln
disable username selection lightdm
add these two lines under [SeatDefaults] in /etc/lightdm/lightdm.conf.d/90.nvidia.confgreeter-hide-users=truegreeter-show-manual-login=true new way: create /etc/lightdm/lightdm.conf.d/10-ubuntu.conf with: [Seat:*]user-session=ubuntugreeter-show-manual-login=truegreeter-hide-users=trueallow-guest=false