Since this is an old release I suggest the fastest way forward here will be for you to install Ubuntu 20.04.1 instead. It's better supported and has more fixes than 18.04.
https://ubuntu.com/download/desktop ** Tags added: dual-gpu hybrid nvidia ** Package changed: xorg (Ubuntu) => xorg-server (Ubuntu) ** Also affects: nvidia-graphics-drivers-450 (Ubuntu) Importance: Undecided Status: New ** Summary changed: - laptop screen blank after reboot + [modeset + nvidia] Laptop screen blank after reboot ** Also affects: lightdm (Ubuntu) Importance: Undecided Status: New ** Summary changed: - [modeset + nvidia] Laptop screen blank after reboot + [modeset + nvidia + lightdm] Laptop screen blank after reboot -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1898569 Title: [modeset + nvidia + lightdm] Laptop screen blank after reboot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1898569/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp