** Changed in: linux-signed-hwe-5.15 (Ubuntu) Status: New => Incomplete
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed-hwe-5.15 in Ubuntu. https://bugs.launchpad.net/bugs/2100491 Title: My Lenovo Y9000P cannot adjust the screen brightness after installing Ubuntu 20.04. Status in linux-signed-hwe-5.15 package in Ubuntu: Incomplete Bug description: My Ubuntu 20.04 has a brightness adjustment slider, but it doesn't work. The keyboard shortcuts for adjusting brightness are also ineffective. Additionally, there is only an 'ideapad' folder under the /sys/class/backlight directory. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.15.0-131-generic 5.15.0-131.141~20.04.1 ProcVersionSignature: Ubuntu 5.15.0-131.141~20.04.1-generic 5.15.168 Uname: Linux 5.15.0-131-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.27 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Thu Feb 27 21:11:36 2025 InstallationDate: Installed on 2025-02-19 (8 days ago) InstallationMedia: Ubuntu 20.04.6 LTS "Focal Fossa" - Release amd64 (20230316) SourcePackage: linux-signed-hwe-5.15 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.15/+bug/2100491/+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