Linked Questions
17 questions linked to/from Unable to change brightness in a Lenovo laptop
216
votes
18
answers
393k
views
How to change LCD brightness from command line (or via script)?
To work around bug #1005495 (changing LCD brightness via hotkeys impossible), I'd like to have one command line query for increasing and one for reducing the brightness of my LCD. I could then map a ...
44
votes
8
answers
103k
views
How do you change brightness, color and sharpness from command line?
I am controlling my PC with SSH and scripting. How can i change the brightness, color and sharpness from command line?
Try 1: failed
$ sudo redshift -t 5000:5000 -g .5
Cannot list GNOME panel ...
81
votes
5
answers
376k
views
What is a terminal and how do I open and use it?
What is a terminal?
How do I open a terminal window?
How do I use the terminal?
29
votes
6
answers
23k
views
Can I control brightness on second monitor?
I have a thinkpad (x301) with an external monitor connected via a DisplayPort to HDMI cable. I can control the brightness of the laptop monitor using the keys on the laptop, but I can't work out how ...
5
votes
5
answers
11k
views
Can't adjust brightness on my MSI VR420 laptop
Using every method possible I'm unable to change my laptop brightness.. It's stuck on super max brightness.. Using the slider in the "screens" window int he control panel doesnt do anything, and using ...
5
votes
1
answer
18k
views
Brightness controls doesn't work on a MacBook Pro 5.5 (ubuntu 12.04 LTS) [duplicate]
Possible Duplicate:
Brightness controls doesn't work on a MacBook Pro 5.5
I recently installed Ubuntu 12.04 LTS on my MacBook pro 5.5 (mid 2009). I have a problem with the brightness control. ...
0
votes
3
answers
12k
views
How can i make Brightness Control work? [duplicate]
I have Xubuntu 12.04 with latest updates on Toshiba Satellite A210-15K laptop
semen@bloknot:~$ uname -a
Linux bloknot 3.2.0-24-generic #37-Ubuntu SMP Wed Apr 25 08:43:22 UTC 2012 x86_64 x86_64 x86_64 ...
2
votes
1
answer
3k
views
How to fix brightness on Ubuntu 14-04 LTS installed on macbook pro 2012 13"
I installed Ubuntu 14.04.02 as dual boot in a macbook pro 2012 13 I noticed that all function buttons works but except those that regulate the brightness of the screen.How do I fix this problem?
2
votes
1
answer
4k
views
screen brightness and keyboard backlight works in unity, not in kde
i have ubuntu 12.04 and sony laptop, and i've installed nvidia driver. screen brightness changing (with keyboard fn keys) and keyboard backlight works in unity, but it doesn't in kde. when i issue the ...
2
votes
2
answers
1k
views
lenovo t460s + 16.04.2: Freeze if suspend after undock
I was having problems with a Lenovo t460s with Ubuntu 16.04.2. Suspend worked fine if laptop was never docked. Once undocked, it would freeze when attempting to come back from suspend.
How can I fix ...
3
votes
1
answer
3k
views
Why don't my Fn keys work for brightness or media after upgrading?
I recently upgraded from 11.04 to 11.10. After the upgrade, I can no longer adjust the screen brightness or the volume using keyboard (before the upgrade, using Fn+F4, Fn+F11, etc. worked).
Using Fn+...
3
votes
2
answers
2k
views
No brightness control, HP dv3500 laptop / GeForce GPU
I feel almost stupid asking a brightness question with all the similar ones out there, but I haven't yet found a working solution, so here goes:
System
HP dv3500 series laptop (dv3550eo - Scandinavian ...
0
votes
3
answers
1k
views
How to dim OLED laptop screen?
I have x1 yoga OLED and screen is always at max brightness. From what I've read since it's OLED the usual dimming doesn't work but this command is needed:
xrandr --output eDP1 --brightness .5
...
0
votes
1
answer
353
views
Lenovo Laptop: Cannot change screen brightness
I havent found a solution so far for my problem after researching for hours and hours..
Basically my Laptop Screen is really really bright and I cannot turn it down with the fn keys. Although they ...
1
vote
2
answers
366
views
Not able to change brightness [12.04]
I can't change my brighness via the default ubuntu tool or my FN keys, or even xbacklight.
I'm running Ubuntu 12.04 on a laptop with a dual graphics (AMD HD6770M+Intel). I've the drivers set up ...
2
votes
0
answers
224
views
How to change screen brightness from commandline on Asus X453?
I'm using the Fluxbox window manager on Ubuntu 12.04. I recently got my desktop into a strange situation, and I'm not sure how! The situation was this:
If I close the laptop screen lid and then re-...
1
vote
0
answers
184
views
Can't control Screen Brightness in (K) Ubuntu 16.10
I can't change my screen brightness in (K) ubuntu 16.10
I have a Samsung AtivBook 6. My Fn keys is working, but only appears the brightness bar on the screen, but don't change the brightness.
My ...