Linked Questions

0
votes
1answer
748 views

Brightness change freezes Ubuntu with Noveau and Nvidia drivers [duplicate]

Both Nvidia and Noveau were working fine before my bios update and now they both crash when I change the brightness. Integrated still works fine with brightness and I've tried several Nvidia drivers ...
15
votes
12answers
42k views

Ubuntu 20.04 brightness adjust not working

I am unable to adjust brightness levels through Gnome. I had the same issue with 18.04 but it was resolved there (honestly, I can't remember how). lspci|grep VGA 00:02.0 VGA compatible controller: ...
13
votes
9answers
39k views

Screen brightness not working

I use Ubuntu 12.04 on my Sony Vaio (VPCCW2HGX). At the first times, brightness control works well, but after the activating additional drivers (nvidia accelerated graphics driver) brightness control ...
16
votes
4answers
65k views

Proprietary NVidia drivers with EFI on Mac, to prevent overheating

I have a dual-boot Mac OS X 10.8 and Kubuntu 12.10 64x on my white MacBook from mid-2010 installed. (Model identifier: MacBook7,1 . I have upgraded my RAM from 2GB to 8GB, if that matters.) I have ...
2
votes
2answers
7k views

unable to change brightness settings in sony vaio e series laptop

I am using Sony Vaio E Series VPCEH25EN laptop. I installed ubuntu 12.04 64 bit version and I couldn't change my brightness level. Always it is showing max brightness, I tried to change by using ...
2
votes
3answers
3k views

Backlight Issue - Samsung RV509 Notebook

I installed Ubuntu 12.04 today on my Samsung RV509 Notebook (Nvidia Geforce 315M) and the backlight brightness controls don't work on it. I did some digging around the web and found the samsung tools ...
0
votes
1answer
3k views

Ubuntu gets stuck at boot screen (freeze, not black) after attempting brightness fix for NVIDIA card

I tried editing /etc/X11/xorg.conf as detailed here: Brightness not working after installing NVIDIA driver My Ubuntu MATE installation on my MacBook Pro Mid-2010 13" now gets stuck at the "UbuntuMATE"...
2
votes
2answers
1k views

Change brightness Vaio FZ

I can't change the brightness on my Vaio VGN-FZ340E. There isn't even a slider on the screens window. The only way I've found to do it is to use smartdimmer throught the command line, however this is ...
1
vote
1answer
716 views

Recent LCD trouble with 12.04 on 2010 Macbook Air 11 (3,1)

I've been using Ubuntu 12.04 on my Macbook Air 3,1 (11", late 2010 model) and it's been working well, after applying the post-installation patches found on the wiki. Yesterday (July 24, 2012), after ...
1
vote
2answers
1k views

Brightness control not working on Lenovo Ideapad Creator 5 Ubuntu 20.04

I have this laptop: https://laptopmedia.com/review/lenovo-ideapad-creator-5-15-review-fresh-alternative-for-professionals-on-the-budget/ It has NVIDIA GeForce GTX 1650. I never had the brightness ...
0
votes
1answer
778 views

Brightness Controls not working on Sony Vaio VGN FZ31S NVidia G8600M

since I installed XUbuntu 12.04 on my notebook, brightness controls are no longer working (they used to work before with Smartdimmer). I tried several suggestions, starting from gnome-settings with ...
2
votes
0answers
609 views

Screen Brightness Ubuntu with nvidia driver

So far, I've tried this solution to my problem: Brightness not working after installing NVIDIA driver Actually, I don't want to create a global x.org file, I want to create: /usr/share/X11/xorg....
0
votes
1answer
470 views

Ubuntu MATE brightness keys not working on MacBookPro7,1 with NVIDIA driver, even after fix

I tried the fix detailed in the first answer for this question: Brightness not working after installing NVIDIA driver The second answer caused a failed boot and I had to fix it via Recovery. The ...
1
vote
1answer
89 views

Lost macbook pro LCD backlight brightness controls after installing nvidia driver

I installed Ubuntu 20.04 LTS with the 5.11.0-34-generic kernel on my mid-2009 macbook pro which has nvidia geforce 9400M graphics hardware. Suspend and wake from suspend does not work with the nouveau ...