My mac won't turn on after the update ???
I Accepted the last update and my com has simply shut down and nothing works
MacBook Air (13-inch Mid 2012)
User profile for user:
CarlAVII
User level:
Community Specialist
Howdy Dritana,
It sounds like your Mac isn't responding after starting to install a system update. The article linked below details a number of troubleshooting steps that can help get your Mac to boot again.
If your Mac won't turn on - Apple Support
All my best