- #Install high sierra macbook air circle line how to
- #Install high sierra macbook air circle line mac os
- #Install high sierra macbook air circle line install
- #Install high sierra macbook air circle line update
No installer would ever complete, so I installed El Capitan on a USB stick (installed it, not made an installer), then cloned that onto another.
#Install high sierra macbook air circle line how to
It was unusable, dreadfully slow, CPU activity at 300-500%, worked okay in Safe Mode.Īfter days of trying to work out how to revert to an earlier version, I installed El Capitan in a roundabout way.
#Install high sierra macbook air circle line update
I then installed the recommended update to High Sierra, when disaster struck. My wife was ignoring nagging messages to update macOS Sierra on her 2011 MacBook Air so I did it for her, all good.
#Install high sierra macbook air circle line install
Time Machine makes it simple, and other backup methods are also available. Make a backupīefore installing any upgrade, it's a good idea to back up your Mac. If your Mac isn't compatible with macOS Sierra, the installer will let you know. To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . MacBook Pro introduced in mid 2010 or later MacBook Air introduced in late 2010 or later
#Install high sierra macbook air circle line mac os
You can upgrade to macOS Sierra from OS X Lion or later on any of the following Mac models.