May 16, 2024 · The screen brightness keeps going up and down. I will set it to the brightest, and every other second, I will see it dim, 4 or 5 times, then brighten 4 or 5 times, and it just keeps …

Jun 14, 2022 · Install the utility light: sudo apt install light. Following example commands decrease and increase the brightness: light -U 10 light -A 10 light modifies brightness at the level of the …

May 3, 2022 · The best solution is to install a gnome shell extension called "Soft Brightness Plus", which allow you to change the screen brightness with both you keyboards and the slider.

Sep 4, 2024 · After upgrading from Ubuntu Desktop 22.04 LTS to Ubuntu Desktop 24.04.1 LTS, I found out one of monitors to have low brightness. I couldn't find any control to change the …

Jun 6, 2022 · 3 I had the same problem on my Dell Latitude 7430 laptop connected to an external screen - Philips 346B. Brightness used to go up and down depending on the content displayed …

Apr 25, 2020 · Seeing a similar problem on an old MacBook Air 3,2 (with KDE Neon, NVidia drivers, Linux 5.4.0-54-generic). After upgrade to Ubuntu 20.04, brightness control keys …

Oct 20, 2016 · I've installed Ubuntu 16.04 on my Asus X555LJ. But I don't know how to install drivers or how to enable function keys to controls screen backlight brightness.

Feb 24, 2025 · I'm new here and new to Linux. I can't adjust screen brightness on an ASUS TUF A15 FA506NF laptop. I've tried adjusting settings both on the keyboard (FN key) and with the …

Jul 27, 2021 · I can easily change the brightness of the laptop screen but that does not affect the brightness of the external monitor. Is there any way to change the brightness of the external …

Jul 24, 2021 · Brightness slider When the screen its also wrongly dimmed, if I increase the brightness using the function keys on my keyboard, it returns to its brightness, but from then …

Dec 3, 2023 · The display brightness adjustment while using Ubuntu 20.04 on my Thinkpad T14s (AMD CPU + iGPU) does not work. Specifically, the brightness slider in the settings does not …

Feb 15, 2022 · But after rebooting often the brightness resets to near maximum brightness, and I have to manually change it back to the lower setting that I prefer. How do I get it to stop doing …

Oct 9, 2022 · I'm having problems with the screen brightness moving up and down randomly, with no input from me, I have checked automatic brightness but that option doesn't shows up. Tried …

Nov 17, 2020 · After dual booting windows and Ubuntu 20.04, I encountered a few issues with changing the display brightness. The brightness keys or slider don't work on Ubuntu, but they …

How can I disable screen brightness service to prevent it from changing my brightness? What service work on screen brightness? If I disable this service, can I manually set brightness by …

May 27, 2023 · The brightness control does pop up on my screen when I adjust the brightness normally, showing that the software and brightness keys are responding properly, but any …

Feb 13, 2018 · When I move the mouse to certain areas, the brightness changes. Bright areas make the screen even brighter and dark areas make it even darker. This is really annoying. …

Jul 11, 2012 · Changing screen brightness no longer worked for me on Ubuntu 13.10 after installing nvidia driver. This answer fixed the problem for me.

Oct 24, 2020 · 9 ddcutil, it worked for me with wayland Just change the value of the brightness and the display ID in the example bellow: sudo ddcutil setvcp 10 50 --display 1 Here 10 is the …

Jul 15, 2022 · The screen brightness keeps changing and it seems to happens after I change it. For example, I lower the screen brightness by one step and a couple of seconds later, my …