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Questions tagged [brightness]

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Brightness controls not working on Dell XPS 15 with Nvidia GPU

I searched and found similar issues from years ago but the fixes do not work. I have a new Dell XPS 15 running elementary OS 5.1.7 and the brightness controls do not work. Here's what nvidia-smi is ...
AnthonyG's user avatar
0 votes
1 answer
44 views

why can't i change anything related to brightness on my system?

So i'm on elementary OS 5.1.7 Hera, and i had some trouble with installing it, so in the end i have to go through recovery boot every time for it to boot - i'm mentioning that because maybe that's the ...
bambalam's user avatar
1 vote
1 answer
233 views

Brightness adjustment broken - Lenovo Yoga 6 13ARE05

Installed 5.1.7 Hera on my laptop (Lenovo Yoga 6 13ARE05); everything except brightness control seems to be working great. Brightness keyboard controls and System Settings -> Power -> Display ...
erj's user avatar
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0 votes
2 answers
66 views

Is brightness control supposed to work on desktop systems / external displays?

I have a desktop computer, my first in about 15 years. I'm used to laptops where you control display brightness with hotkeys. I notice that Elementary OS Hera (5.1.7) has a display brightness control ...
ethan's user avatar
  • 168
1 vote
0 answers
35 views

Retain screen brightness settings after resuming from suspend

I'm using: a 2013 27" iMac + secondary monitor elementary OS 5.1.6 Hera When resuming from suspend, the brightness of the main screen is at maximum rather than my custom setting. The brightness ...
onions's user avatar
  • 11
1 vote
2 answers
203 views

Problem when triggering the Keyboard brightness with (Fn + F9) and (Fn + F10)

I'm 05 days trying to decrease and increase the brightness of my keyboard through the Fn + F9 -> Decrease and Fn + F10 -> Increase keys and I can't. I've tried everything but it doesn't work. As I ...
arisson's user avatar
  • 11
0 votes
1 answer
97 views

Add a brightness slider to the top bar? Using 5.1 Hera on a Surface Pro 2

I would like to add a brightness slider to the top-bar, but am not able to figure out how to do this via System Settings -> Power -> Display Brightness. Unfortunately the SP2 keyboard does not have Fn ...
KidACrimson's user avatar
0 votes
0 answers
372 views

elementary OS on MacBook Pro (2009) missing brightness control

After clean install and update of graphics driver (Nvidia), I have no brightness control in elementary OS. I have seen elementary OS on another system and it has brightness in the menu bar. Why don't ...
user avatar
2 votes
0 answers
230 views

Elementary "loses track" of the screen brightness after standby

This is a minor issue and I am unsure how to fix it. Sometimes when I boot back up from standby mode, the screen turns on at full brightness. When I press the key combination to lower the brightness, ...
Kevin Evans's user avatar
3 votes
1 answer
624 views

How to auto adjust screen brightness?

I have the "automatic adjust brightness" option enabled on Power settings, but it doesn't seem work. I would like the display brightness to reduce automatically when the charger is unplugged. Is ...
Giovanni Caligaris's user avatar
0 votes
1 answer
336 views

cannot change screen brightnes

Hi I have just installed Elementary OS Loki 0.4.1, on to my acer aspire 5742 PEW71 laptop. I have it dual booted with windows 7 which can alter screen brightness, however when i change the brightness ...
Joe Hutchinson's user avatar
1 vote
2 answers
970 views

How to set shortcut for brightness

I've an ASUS N56JN and brightness shortcut doesn't work. Usually with my laptop I can do it with FN+F5/F6. How can I solve this issue? Is there a way to fix it? Thanks!
Andrew88's user avatar
1 vote
1 answer
3k views

Making brightness work on Elementary OS Loki with fn key

I'm a little new in Linux operative systems and I've been trying to make my laptop Vaio vpcee23el with Elementary OS (Loki) dim its backlight. I could found a way to make it in this question Intel ...
mangasaske's user avatar
1 vote
0 answers
389 views

Backlight asus zenbook ux510uw

I installed elementary on my new PC and the. To make everything work I followed this tuto For my hotkeys I modified /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" to ...
gabriel chauviere's user avatar
1 vote
0 answers
143 views

Can I change the brightness threshold of the slider?

I have an Intel Graphics card. The brightness range goes from 0 (black) to 976 (full brightness). I would like to set the minimum brightness to 6 since it is the minimum brightness in which I can see ...
Maccer's user avatar
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3 votes
2 answers
927 views

Brightness Controls not Working with NVIDIA Drivers

Despite multiple attempts switching between different version of NVIDIA drivers, the only video driver that will allow my laptop display brightness to change (via either settings or hotkey) has been ...
tgrowl's user avatar
  • 141
1 vote
1 answer
809 views

Cannot change brightness with Nvidia drivers installed [duplicate]

I installed elementary os Loki on my MacBook Pro which has Nvidia graphics card. With a fresh installation I can change the brightness with the brightness keys from keyboard. But if I install the ...
Karthikeyan's user avatar
0 votes
1 answer
391 views

Brightness controls on Oryx Pro with Nvidia on Loki

I have a System 76 laptop with nvidia dedicated graphics and am having trouble with the brightness adjustment controls in Pantheon. I have installed the system76-driver-nvidia from their ppa. I have ...
David M.'s user avatar
6 votes
3 answers
2k views

Loki - MBPr 15 - Screen Brightness doesn't work

loving the new OS. Just installed Loki today and have a problem with screen brightness. My screen is at full brightness, which is a pain at night. I have a MacBook Pro late 2013 11,3 with dual nvidia,...
DevByMike's user avatar
0 votes
1 answer
1k views

how do i change my screen brightness?

My os had some wifi driver problem so i upgraded to linux kenel 4.2.8 .now my brightness setting is not working.I checked How do I change my display brightness? but no luck my icon is missing.
Equinox's user avatar
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1 vote
1 answer
253 views

Dim screen with battery indicator and mousewheel on elementary os

I know that on my other ubuntu installations (kubuntu, lubuntu, xubuntu and mint) there was this neat little tweak on by default where when my cursor is hovering the battery indicator icon, i could ...
Dan von Dante's user avatar
2 votes
1 answer
259 views

Overheating Issue on MacbookAir 6,2

Its a horrible experience to use Freya on MacbookAir 6,2. I have tried many methods such as tlp, powersave, thermald and pstate enabling to minimize the heating issue. I finally found a better method: ...
Daniel Chan's user avatar
1 vote
0 answers
134 views

How to increase/decrease brightness on my laptop Toshiba Tecra

If i want to adjust screen brightness on my laptop, brightness indicator it's working ok, but brightness it's remaining on maximum intensity. It's possible to decrease screen brightness intensity ?
user2462's user avatar
7 votes
3 answers
553 views

Adjust brightness on 2nd display?

On my laptop I can adjust the brightness just fine, however I am unable to (or at least unable to find the way to) adjust the brightness on my 2nd display. When I have my dual display connected and I ...
Vito's user avatar
  • 173
7 votes
1 answer
188 views

Plug/Unplug Brightness Option

I'm using a laptop. When I plug the charger into my laptop, screen brightness becomes 100%. After removing the charger, it decreases. In Windows there are two options for brightness. Why isn't there ...
Deniz Can's user avatar
  • 125
-3 votes
1 answer
170 views

Brightness jumps to 100% after log out/lock on freya stable (Fresh Installation) [duplicate]

My laptop screen's brightness shifts to maximum value (100%) when I try to re-login after logging out or locking the session. However, no such problem is seen after restart or shutdown (OS remembers ...
Ajith's user avatar
  • 81
6 votes
6 answers
14k views

How do I change my display brightness?

I'm using elementary OS Freya installed as a dual boot. Since installing everything was okay. Suddenly, the screen is very dark. With my F-keys I can not control the brightness. If I use my big screen ...
celsheet's user avatar