brightness control sometimes doesn't work after boot

Bug #1885405 reported by Jordan Liu on 2020-06-28
This bug affects 1 person
Affects Status Importance Assigned to Milestone
kscreen (Ubuntu)

Bug Description

Brightness control sometimes doesn't work after boot. Doing `sudo apt install --reinstall kscreen`, logging out, and logging back in usually resolves the problem. Booting into Windows, adjusting the brightness, then rebooting back into Kubuntu sometimes resolves the problem.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: kscreen 4:
ProcVersionSignature: Ubuntu 5.4.0-39.43-generic 5.4.41
Uname: Linux 5.4.0-39-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.3
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: KDE
Date: Sat Jun 27 19:20:15 2020
InstallationDate: Installed on 2020-05-22 (36 days ago)
InstallationMedia: Kubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
SourcePackage: kscreen
UpgradeStatus: No upgrade log present (probably fresh install)

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Jordan Liu (jordanzliu) wrote :
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