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My MacBook Air displays no wifi on hard drive, now after shutting down, it won't turn on at all

202 Views 2 Replies Latest reply: Aug 20, 2013 6:01 AM by busbyhounds RSS
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Aug 20, 2013 5:44 AM

Started up computer this morning and no wifi, so I clicked on diagnostics, and it said no wifi on hard drive. I could not even click "turn wifi on" in system preferences. I then shu down computer to try and start all over, but now it won't even turn on at all.


A virus maybe??? Please help!!

MacBook Air, Mac OS X (10.7)


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