How does brightness work?

Discussion in 'OS X Mountain Lion (10.8)' started by micrors4racer, Oct 12, 2012.

  1. micrors4racer macrumors 6502

    Apr 19, 2012
    I have auto brightness on but how do I set it properly? Is it like iOS where i set a average brightness what I want (50%) and it will go from there?
  2. orvn macrumors 6502

    Jan 11, 2011
    Toronto, Canada
    The brightness controls are located in:
    Sys prefs -> Displays -> Display

    But as you can see they aren't very robust (if you have it, the ambient light sensing property is pretty cool).

    Unfortunately the only way to adjust the default brightness when on power adapter or battery is a privilege reserved for power users and programmers as it takes some hacking:

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