Looks like you have Nvidia VGA, look this bug discussion https://bugs.launchpad.net/ubuntu/+source/hal/+bug/146710
You should be able to ajust brightness with smartdimmer. It seems that currently smartdimmer is used with Sony laptops. Maybe it is possible to apply such solution to Samsung laptops too? -- Some hotkeys don't work on Samsung R610 https://bugs.launchpad.net/bugs/356952 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs