Workaround from https://bugs.launchpad.net/ubuntu/+source/linux/+bug/803051 (tested on LG R590-5700 only):
1) install the nvidiabl module from https://github.com/guillaumezin/nvidiabl (Downloads > nvidiabl-dkms_0.69_all.deb); 2) add a line with 'nvidiabl' in /etc/modules; 3) add 'acpi_backlight=vendor' to the GRUB_CMDLINE_LINUX_DEFAULT in /etc/default/grub; 4) run update-grub. Read this issue if you have problems after reboot: https://github.com/guillaumezin/nvidiabl/issues/14 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/514855 Title: Notebook LG R580-3001: brightness FN key does not adjust brightness To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/udev-extras/+bug/514855/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
