3 Replies Latest reply: Jul 18, 2015 1:29 PM by Jlawsonblum
JasonM Level 1 (15 points)

Is the "prohibited" symbol at startup similar to the old "sad mac" icon at startup in that it sees a hard drive, but just cannot find a usable operating system on it?  This is on a current model MacBook Pro (non-retina, 2.3GHz quad-core Intel Core i7).