<p>Apple on Tuesday quietly introduced it should launch Excessive Sierra, this yr’s improve of the Mac’s working system software program, on Monday, Sept. 25.
As has been Apple’s behavior for a number of years, the date was posted on the corporate’s web site. The information didn’t charge a point out through the prolonged introductions of the yr’s new iPhones, the eight and eight Plus and the $999 iPhone X.
Excessive Sierra would be the second below the “macOS” model launched in 2016, when Apple dropped the older “OS X” and formatted the Mac working system label to match others in its steady, together with iOS and tvOS. Excessive Sierra is also called macOS 10.13 utilizing the Cupertino, Calif. firm’s numerical labeling.
The Excessive Sierra launch date is 5 days afterward the calendar than final yr’s Sierra, and the third straight annual improve delivered in September.
In keeping with Excessive Sierra’s system necessities, the OS will run on all Macs now operating its predecessor: MacBooks and iMacs from late 2009 on; MacBook Professionals, Mac Minis and Mac Professionals from mid-2010; and MacBook Airs from late 2010 ahead. Sierra, the 2016 improve, dropped assist for older machines Apple made and bought in 2007 and 2008.
macOS Excessive Sierra will probably be a free improve obtainable from the Mac App Retailer.