Public bug reported:
My laptop is brand new and when i installed it first i could see the
option to control brightness near to the sound control option.The
option(sound bar option)was useless because my displays brightness wasnt
changing.Now i cannot even see the option itself.
ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: xorg (not installed)
ProcVersionSignature: Ubuntu 6.2.0-26.26~22.04.1-generic 6.2.13
Uname: Linux 6.2.0-26-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.6
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: unknown
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Tue Sep 3 18:39:10 2024
DistUpgraded: Fresh install
DistroCodename: jammy
DistroVariant: ubuntu
ExtraDebuggingInterest: No
GraphicsCard:
NVIDIA Corporation Device [10de:28e0] (rev a1) (prog-if 00 [VGA controller])
Subsystem: Lenovo Device [17aa:3e3c]
MachineType: LENOVO 83JC
ProcEnviron:
LANGUAGE=en_IN:en
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_IN
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.2.0-26-generic
root=UUID=846d43bf-9cc2-46e6-abe8-1aebc689baa7 ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/04/2024
dmi.bios.release: 1.6
dmi.bios.vendor: LENOVO
dmi.bios.version: PQCN06WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0T76485 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: LOQ 15ARP9
dmi.ec.firmware.release: 1.6
dmi.modalias:
dmi:bvnLENOVO:bvrPQCN06WW:bd03/04/2024:br1.6:efr1.6:svnLENOVO:pn83JC:pvrLOQ15ARP9:rvnLENOVO:rnLNVNB161216:rvrSDK0T76485WIN:cvnLENOVO:ct10:cvrLOQ15ARP9:skuLENOVO_MT_83JC_BU_idea_FM_LOQ15ARP9:
dmi.product.family: LOQ 15ARP9
dmi.product.name: 83JC
dmi.product.sku: LENOVO_MT_83JC_BU_idea_FM_LOQ 15ARP9
dmi.product.version: LOQ 15ARP9
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.113-2~ubuntu0.22.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 23.2.1-1ubuntu3.1~22.04.2
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.xserver-xorg-core: xserver-xorg-core 2:21.1.4-2ubuntu1.7~22.04.11
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-2ubuntu1
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
** Affects: ubuntu
Importance: Undecided
Status: New
** Tags: amd64 apport-bug jammy ubuntu
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https://bugs.launchpad.net/bugs/2078814
Title:
I cannot change or control display brightness
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