I'm also affected. Providing my system info here in case it's helpful
for troubleshooting / confirming that it's not limited to Dell. Thank
you!
---
Machine:
Type: Laptop System: LENOVO product: 20HHCTO1WW v: ThinkPad P51
serial: <superuser required>
Mobo: LENOVO model: 20HHCTO1WW v: SDK0J40697 WIN
serial: <superuser required> UEFI: LENOVO v: N1UET91W (1.65 )
date: 07/30/2024
Graphics:
Device-1: Intel HD Graphics 630 driver: i915 v: kernel
Device-2: NVIDIA GM107GLM [Quadro M1200 Mobile] driver: nvidia
v: 580.173.02
Device-3: Chicony Integrated Camera driver: uvcvideo type: USB
Display: x11 server: X.Org v: 21.1.11 with: Xwayland v: 23.2.6 driver: X:
loaded: modesetting,nvidia unloaded: fbdev,nouveau,vesa dri: iris gpu: i915
resolution: 1: 1920x1080~60Hz 2: 1920x1080~60Hz
API: EGL v: 1.5 drivers: iris,nvidia,swrast
platforms: gbm,x11,surfaceless,device
API: OpenGL v: 4.6.0 compat-v: 4.5 vendor: intel mesa
v: 25.2.8-0ubuntu0.24.04.2 renderer: Mesa Intel HD Graphics 630 (KBL GT2)
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You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/2161283
Title:
Screen brightness and Night Light do not work when booting Linux
kernel 7.0.0-28-generic.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux-hwe-6.17/+bug/2161283/+subscriptions
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