Linked Questions

7
votes
2answers
14k views

How to control Brightness on Acer Laptop [duplicate]

I've installed Ubuntu 12.04 in an Acer Timeline X 5830TG and brightness controls were not working (Fn + Key), even the Ubuntu's one.
1
vote
0answers
1k views

Brightness not working Acer Aspire One 756-2623 [duplicate]

Brightness not working Acer Aspire One 756-2623 with Ubuntu 12.04. Also the mousepad right-click isn't working ether. I'm completely new to Ubuntu and Linux in general. How do I fix it?
0
votes
0answers
1k views

Brightness control not working Aspire 4352-2852 Ubuntu 14.04 LTS [duplicate]

I'm a newbie in Ubuntu and so far it has worked really good, but there is one small problem, I can't control the brightness. The brightness control shows on the screen but it doesn't change anything, ...
0
votes
0answers
553 views

Display Brightness not working in ubuntu 12.04 [duplicate]

I upgraded to 12.04 using the synaptic package manager upgrade feature... I have googled this problem and there is a lot of help available but none of a recent date and I never had this problem with ...
1
vote
0answers
99 views

can't adjust screen brightness control in ubuntu 12.04? [duplicate]

My laptop is lenovo g580. I have searched for the solution. I have tried xbacklight. please help
0
votes
0answers
44 views

Screen brightness not working (Sony T Series) [duplicate]

I have a Sony T-Series notebook with an Intel HD 4000 graphics card. I use Ubuntu 12.04. The brightness control of the screen does not work (doesn't matter if I do it with the keyboard or in the ...
0
votes
0answers
31 views

Acer Aspire 4736z Screen Brightness is not working [duplicate]

How to fix my problem with Acer Aspire 4736z laptop screen brightness? I am using Ubuntu 16.04 LTS.
49
votes
8answers
129k views

Can't change brightness in Ubuntu 16.04 LTS

I'm new to linux systems in general (I'm using Ubuntu 16.04 LTS) and I'm having difficulty in changing the brightness of my notebook. When I use the Fn+F8 or Fn+F9 the brightness bar shows up but ...
18
votes
3answers
50k views

xbacklight: No outputs have backlight property - No /sys/class/backlight folder

I installed xbacklight, hoping that it would be able to control my brightness. When trying to change brightness, I was told "No outputs have backlight property". After looking around, I found that ...
4
votes
4answers
35k views

Ubuntu 13.10 won't boot and hangs on a black screen [duplicate]

I installed Ubuntu 13.10 64-bit today and I sat on the internet most of the day after installation. I shut the computer down and went bowling with my family. When I came back, I turned on my computer ...
4
votes
4answers
5k views

Cannot adjust brightness on my Packard Bell EasyNote TS11HR-127GE laptop

I am using Ubuntu 12.04 LTS on my Packard Bell EasyNote TS11HR-127GE laptop and I cannot adjust the brightness. If I change the slider, the brightness is always at maximum. My laptop is using NVIDIA ...
1
vote
2answers
4k views

Brightness adjust Ubuntu vs Xubuntu

I have little problem: LiveCD with ubuntu 14.04 can adjust brigthness on laptop and with xubuntu 14.04(installed from mini.iso) What package i need to install for brightness adjustment. OS (x)Ubuntu ...
6
votes
2answers
2k views

How to increase the amount of steps of brightness adjustment-key [duplicate]

The screen of my laptop (Dell Vostro 3460) supports 16 levels of brightness: Not only according to the manufacturer, but also as is clear from two OSs: Both Windows 7 and Ubuntu (dual-booted) support ...
1
vote
4answers
2k views

adjust the brightness in 13.04

I have a dual graphics card: intel 4000 and nvidia 630m... I installed bumblebee and intel drivers from their website. I thought the brightness problem will be solved by installing these drivers. ...
1
vote
2answers
4k views

Fans acting up after installation on Acer Aspire V3-571G

I just installed Ubuntu 13.04 and it seems my fan is working harder and kind of revs up every thirty second or so. It came with windows 8 pre-installed and when I ran windows it didn't get nearly as ...

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