HT204032: How Power Nap works on your Mac
Learn about How Power Nap works on your Mac
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Helpful answers
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Aug 10, 2012 10:55 AM in response to mrzkybby stevejobsfan0123,Because it requires an SSD/flash storage, and they stated all over the place that a MacBook Air (Late-2010) or MacBook Pro with Retina display is required, since they are the only models with flash storage.