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crrcoal

macrumors newbie
Original poster
I updated my 13" MBA with the 10.10.4 update. When prompted I clicked restart and have had a black screen ever since. Any ideas? Thank you!
 
I updated my 13" MBA with the 10.10.4 update. When prompted I clicked restart and have had a black screen ever since. Any ideas? Thank you!

How long did you keep pressing the power button? Occasionally my MBA takes over one minute to power on.
 
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