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Questions tagged [brightness]

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154 questions
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I'm trying to increase the brightness of my screen in order to see well what I'm doing (because the set brightness is so low thay I can't see anything if I have some light behind me). Before asking ...
bueno467's user avatar
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583 views

I use a Dell XPS 9520, and the manufacturer-specified minimum brightness (when /sys/class/backlight/intel_backlight/brightness is 1) is simply way too bright and hurts my eyes in a dark environment. ...
fin444's user avatar
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I am running Fedora Linux on an ASUS G14. When my laptop goes to sleep, and then wakes up again, and then is unplugged, it will be stuck at 0 brightness. The screen will get very dim, and I will be ...
Leftover Salad's user avatar
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2 answers
217 views

I would like to make a Debian 12 Live system for a laptop, from another computer that has an external display without backlight settings in the operating system. I need to know the file where is ...
Bertrand125's user avatar
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1 vote
1 answer
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The integrated display cannot go over above 50% brightness and buttons for changing it are inverted. I believe this is a well-known issue on HP Victus laptops - but it was never solved, not in the ...
Krzysztof Kulka's user avatar
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In smartphones, one can see how quickly it identifies faces and adjusts brightness, colour saturation and all other settings. Similarly, I am looking for some applications for Linux. Till now, I found ...
Amit's user avatar
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1 vote
0 answers
115 views

Is there a way I can decrease or increase my monitor brightness level in smaller percentage values (like 1% or 2%) rather than 5% on Linux Mint? Also, I would the fix to work with my function keys as ...
Dex's user avatar
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2 votes
1 answer
599 views

I wanted to allow my ordinary user to run /usr/bin/brightnessctl to turn on/off the keyboard backlight on my laptop, so I did visudo -f /etc/sudoers.d/grove (grove is my username, but all that ...
Henrik supports the community's user avatar
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1 vote
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91 views

I have an old Dell Latitude laptop and I have been running Linux on it for a few years without any problems. But about a month ago, anytime I start the computer and log in, or do a screen lock and log ...
ironfish's user avatar
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2 votes
3 answers
2k views

So I've encountered this problem every time I installed linux on my laptop. I've asked it before here, but that didn't go well. Now I'v installed Pop OS (22.04) and I'm fully committed to it, it's not ...
III_phr's user avatar
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70 views

I have two desktop computers. The first one is: Lenovo. Description: Ubuntu 16.04.7 LTS, Release: 16.04, codename: xenial. The second one is: Dell Inspiron. Description: Ubuntu 18.04.5 LTS, Release: ...
Nikhil Kumar's user avatar
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1 answer
2k views

When the brightness is not maximum, it automatically changes either increases or decreases randomly. There is no brightnessctl installed, so that's not the problem. This has been happening since ...
pushpa's user avatar
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I have a Lenovo IdeaPad 3 17ABA7 with a fresh Debian Bullseye installation. Unfortunately the screen brightness control doesn't work out of the box. lspci lists the following video device: 04:00.0 VGA ...
scai's user avatar
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198 views

I am trying to get into Linux. I installed Puppy Linux on a USB drive and have succesfully booted on a Chromebook (specifically: https://www.notebookcheck.net/Acer-Chromebook-11-N7-C731-C8VE.206948.0....
Alisend's user avatar
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1 vote
0 answers
109 views

I have a fresh Arch linux installation (it's my first time on Arch I work mostly on Oracle Linux), so far I have my windowing system working (I'm using Xmonad + Lightdm) just fine, I also changed the /...
ca-hercor's user avatar
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