Apple today announced macOS Sierra, the latest version of its Mac software platform and renamed successor to OS X El Capitan. The first beta of the update was seeded to developers earlier today, while a public beta will be released in July.
macOS Sierra will be available as a free software update for compatible MacBook, MacBook Air, MacBook Pro, iMac, Mac mini, and Mac Pro models in the fall. Many 2007 to 2009 Macs that are compatible with OS X El Capitan will not be upgradeable to macOS Sierra, as the cutoff is now at least Late 2009.
The official list of Macs compatible with macOS Sierra:
Late 2009 or Later
MacBook
iMac
2010 or Later
MacBook Air
MacBook Pro
Mac mini
Mac ProTo determine your Mac's model year, click on the Apple logo in the top-left menu bar and select About This Mac. The model year is listed in the main Overview tab.
Apple has shared the
full video of its WWDC 2016 keynote, where it also introduced
iOS 10 alongside new versions of
watchOS and
tvOS.
Article Link:
List of Macs Compatible With macOS Sierra