full brightness @ bootup

Discussion in 'Mac OS X Lion (10.7)' started by Fazzy, Feb 5, 2012.

  1. Fazzy macrumors 6502

    Oct 12, 2011
    check the tracking device
    every time i boot up my macbook air, it starts at full brightness for some reason, even though I never have it past half. Why is this?
  2. Bigtree macrumors 6502


    Aug 7, 2007
    My iMac does it all the time. I have to unplug everything and hold the start button for 20 seconds to clear it. I wondering too why it does this.
  3. swaroop.ms macrumors newbie

    Apr 15, 2012

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