@vanvugt: Thanks, 'sudo systemctl isolate multi-user.target' does prevent the autosuspend.
Although it doesn't survive a reboot, so maybe if one needs something more persistent: sudo systemctl set-default multi-user.target -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-settings-daemon in Ubuntu. https://bugs.launchpad.net/bugs/1874219 Title: PC suspends after 20 minutes at the login screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1874219/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs