Previous 1 2 Next 20 Replies Latest reply: Jan 18, 2014 11:40 AM by _LB
DFTeitel Level 1 Level 1 (5 points)

I have a variety of external drives with universal Lion systems on them, and none of them connected via USB boots my MacBook Pro Retina. I don't have ability yet to connect by thunderbolt. Does anyone else have this problem, or knows of support. Applecare has yet to figure it out.

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