There exists no /etc/X11/xorg.conf file. I already switched to nouveau using "Software & Updates" rebooted, switched back to nvidia-340 by the same application, and rebooted, but it did not help.
There exists no /etc/X11/xorg.conf file. I already switched to nouveau using "Software & Updates" rebooted, switched back to nvidia-340 by the same application, and rebooted, but it did not help.