Thanks for the bug report. There is no software brightness adjustment on desktop machines. You need to adjust the brightness on the monitor instead.
** Package changed: xorg (Ubuntu) => ubuntu ** Changed in: ubuntu Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/2035221 Title: driver problem Status in Ubuntu: Invalid Bug description: my PC brightness cannot be adjust ProblemType: Bug DistroRelease: Ubuntu 23.04 Package: xorg 1:7.7+23ubuntu2 ProcVersionSignature: Ubuntu 6.2.0-31.31-generic 6.2.15 Uname: Linux 6.2.0-31-generic x86_64 ApportVersion: 2.26.1-0ubuntu2 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CasperMD5CheckResult: unknown CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Tue Sep 12 20:41:05 2023 DistUpgraded: Fresh install DistroCodename: lunar DistroVariant: ubuntu GraphicsCard: Intel Corporation Xeon E3-1200 v2/3rd Gen Core processor Graphics Controller [8086:0152] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Xeon E3-1200 v2/3rd Gen Core processor Graphics Controller [17aa:308c] InstallationDate: Installed on 2023-08-20 (23 days ago) InstallationMedia: Ubuntu 23.04 "Lunar Lobster" - Release amd64 (20230418) MachineType: LENOVO 36644M9 ProcEnviron: LANG=en_US.UTF-8 PATH=(custom, no user) SHELL=/bin/bash TERM=xterm-256color XDG_RUNTIME_DIR=<set> ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.2.0-31-generic root=UUID=d9fe23a3-2394-47aa-aa88-66e71e67d711 ro quiet splash vt.handoff=7 SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/07/2013 dmi.bios.release: 0.57 dmi.bios.vendor: LENOVO dmi.bios.version: F1KT57AUS dmi.board.vendor: LENOVO dmi.board.version: NOK dmi.chassis.type: 3 dmi.chassis.vendor: LENOVO dmi.modalias: dmi:bvnLENOVO:bvrF1KT57AUS:bd11/07/2013:br0.57:svnLENOVO:pn36644M9:pvrThinkCentreM72e:rvnLENOVO:rn:rvrNOK:cvnLENOVO:ct3:cvr:skuLENOVO_MT_3664: dmi.product.name: 36644M9 dmi.product.sku: LENOVO_MT_3664 dmi.product.version: ThinkCentre M72e dmi.sys.vendor: LENOVO version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.114-1 version.libgl1-mesa-dri: libgl1-mesa-dri 23.2.0.20230414.1+2061~u22.04 version.libgl1-mesa-glx: libgl1-mesa-glx N/A version.xserver-xorg-core: xserver-xorg-core 2:21.1.7-1ubuntu3 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-3 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20210115-1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.17-2build1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/2035221/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp