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My battery lasts much longer then the calculation

138 Views 2 Replies Latest reply: Jun 30, 2013 3:47 AM by bensense RSS
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Jun 30, 2013 3:10 AM



the estimated battery life always shows around five hours and never more. But battery actually last around twelve hours (MBA 2013).

Is that a software bug?




MacBook Air, OS X Mountain Lion (10.8.4), 13" 2013


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