Hi Juan, Per the kernel team's bug policy, can you please attach the following information. Please be sure to attach each file as a separate attachment.
* uname -a > uname-a.log * cat /proc/version_signature > version.log * dmesg > dmesg.log * sudo lspci -vvnn > lspci-vvnn.log For more information regarding the kernel team bug policy, please refer to https://wiki.ubuntu.com/KernelTeamBugPolicies . Thanks again and we appreciate your help and feedback. ** Changed in: linux (Ubuntu) Importance: Undecided => Medium Status: New => Incomplete -- acpi video module prevents brightness adjusting https://bugs.launchpad.net/bugs/74284 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