manuj.shetty

Q: I have a Mac Book pro which when I try to power it on, I see a blinkering question mark sign which is on the screen for some minutes and than it goes off,  Hence I am not able to switch on>why??

I have a Mac Book pro which when I try to power it on, I see a blinkering question mark sign which is on the screen for some minutes and than it goes off,  Hence I am not able to switch on>why??

MacBook Pro, iOS 9.0.1

Posted on Sep 10, 2016 7:42 AM

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Q: I have a Mac Book pro which when I try to power it on, I see a blinkering question mark sign which is on the screen for some minut ... more

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