HT201581: Find your Mac's serial number in About This Mac or System Information

Learn about Find your Mac's serial number in About This Mac or System Information
ZenLuVV

Q: ◾Macbook Pro (Retina, 13-inch, Late 2012)will not boot.  it only shows a folder with a question mark in the center when powered on

Macbook Pro Late 2012 will not boot. When powered on it only shows a foldeer with a question mark in the center of a gray screen..         

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OS X Mountain Lion (10.8.2)

Posted on Mar 17, 2013 6:51 PM