Just updated my Mountain Lion to OS X v10.8.5 Supplemental Update. Said computer has to restart to install so it restarted. NOW computer won't start! Get grey screen, Apple emblem, gear image, and progress bar....then computer completely shuts down! HELP!
Just updated my Mountain Lion to OS X v10.8.5 Supplemental Update. Said computer has to restart to install so it restarted. NOW computer won't start! Get grey screen, Apple emblem, gear image, and progress bar....then computer completely shuts down! HELP!
Computer will not start up in safe mode either, just shuts down....
MacBook Pro, OS X Mountain Lion (10.8.4)