J JDB1983 macrumors newbie Original poster Jan 27, 2014 #1 Does Mavericks use the ambient light sensor on the 2011 27" iMac to prevent screen dimming when people are infront of the display? Or is this only a feature on newer iMacs and Macbooks?
Does Mavericks use the ambient light sensor on the 2011 27" iMac to prevent screen dimming when people are infront of the display? Or is this only a feature on newer iMacs and Macbooks?