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- #MAC DIAGNOSTIC BOOT MODE HOW TO#
- #MAC DIAGNOSTIC BOOT MODE MAC OS X#
- #MAC DIAGNOSTIC BOOT MODE MAC OS#
- #MAC DIAGNOSTIC BOOT MODE PASSWORD#
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You can boot your Mac into Recovery Mode and then solve the issue by restoring from an available Time Machine backup, reinstalling macOS, fixing the startup disk via Disk Utility, or get help from Apple’s support. Even you wipe or start your Mac computer again from scratch, the Recovery partition can still be there for you to solve some serious issues like macOS could not be installed on your computer, MacBook boot into a black screen, Mac won’t boot past the Apple logo, and so on. The Recovery partition is a magical existence. Mac Recovery Mode relies on the Recovery partition on Mac.
#MAC DIAGNOSTIC BOOT MODE MAC OS#
In this mac OS version, Apple has introduced a recovery partition that contains the utilities generally found on the OS X discs.
#MAC DIAGNOSTIC BOOT MODE MAC OS X#
On July 1, 2011, Apple released Mac OS X 10.7 Lion to the public.
#MAC DIAGNOSTIC BOOT MODE HOW TO#
#MAC DIAGNOSTIC BOOT MODE PASSWORD#
Remember to reset your firmware password when you’re done. Now you should be good-to-go! Follow the instructions provided by Apple and run the tests.