Brightness not working

**neophyte02** · May 27th, 2012

the file can't be saved. isn't there any easy way to configure it?

**Toz** · May 30th, 2012

Originally Posted by neophyte02

the file can't be saved. isn't there any easy way to configure it?

Make sure you start the editing with gksudo so that you have root access to the file. Like this:

Code:

gksudo gedit /etc/default/grub

...this will open the file for writing with root privledges.

**waffen** · July 19th, 2012

I own a Acer Aspire 4752-6600 and the config #1 fix the problem with the brightness! thanks!

Originally Posted by Toz

First test should be:

Second test should be:

Third test should be:

Thread: Brightness not working