0 Replies Latest reply: Dec 3, 2012 10:59 AM by rainbowsurfer
rainbowsurfer Level 1 (0 points)

My MacBook Pro is no longer displaying the drives I plug into the USB ports.


Could someone tell me what might be wrong and how to troubleshoot? It's still under warrantee, thank goodness.


Many thanks to all,



MacBook Pro (13-inch Early 2011), Mac OS X (10.7.4)