What do you mean by "not adjustable"? You do not have UI controls to adjust it? Or the UI controls that should adjust it just do nothing? If it is the 2nd option, then I have reported a duplicate (and have a work-around).
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1377351
What do you mean by "not adjustable"? You do not have UI controls to adjust it? Or the UI controls that should adjust it just do nothing? If it is the 2nd option, then I have reported a duplicate (and have a work-around).
https:/ /bugs.launchpad .net/ubuntu/ +source/ xorg/+bug/ 1377351