This should be fixed in latest gnome-settings-daemon. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1702666
Title: [Dell Precision 7720] Unable to change brightness on this I+A laptop Status in linux package in Ubuntu: New Bug description: When you press the hotkey to adjust the screen brightness, the brightness level indicator will change accordingly, but the actual brightness does not. And from watching the brightness file in /sys/class/backlight/amdgpu_bl0, when the brightness control hotkey was pressed, it will change the value here (1~255). $ ls /sys/class/backlight/ amdgpu_bl0 intel_backlight This issue existed since 16.04.2 + 4.8 HWE kernel. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.10.0-27-generic 4.10.0-27.30~16.04.2 ProcVersionSignature: Ubuntu 4.10.0-27.30~16.04.2-generic 4.10.17 Uname: Linux 4.10.0-27-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.9 Architecture: amd64 Date: Thu Jul 6 06:37:41 2017 InstallationDate: Installed on 2017-07-06 (0 days ago) InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170209) SourcePackage: linux-hwe UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1702666/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
