I have recently installed Ubuntu 12.04 on my Samsung laptop RV509 with Nvidia grahics card but brightness remain unchanged. How can I make the brightness control work?
1 Answer
You can change it using xbacklight
Install it from terminal sudo apt-get install xbacklight
Change brightness by xbacklight -set <level>
, where <level>
is an integer ranging from 0 to 100 (lowest brightness to highest).
For example, to set medium brightness one would use
xbacklight -set 60