Learning about High Sierra
A good place to learn about the changes brought by High Sierra is Apple’s own web page:
Just before High Sierra was released, iMore released a readable overview in the form of a High Sierra FAQ. After release, iMore published a review of High Sierra with more details and analysis.
Which Macs can run High Sierra?
In short, if a Mac can run Sierra, it can run High Sierra. But Apple’s definitive list is:
- MacBook (Late 2009 or newer)
- MacBook Pro (Mid 2010 or newer)
- MacBook Air (Late 2010 or newer)
- Mac mini (Mid 2010 or newer)
- iMac (Late 2009 or newer)
- Mac Pro (Mid 2010 or newer)
What about the upgrade process itself?
From The Eclectic Light Company: When should you upgrade to High Sierra?
And if you're not ready to upgrade, the Eclectic Light Company has a quick (but unsanctioned) way to stop the upgrade notifications in Are you being pestered to upgrade to High Sierra?