macOS - How to Upgrade - Apple
You'll need the following: OS X 10.9 or later; 4GB of memory; 35.5GB available storage on macOS Sierra or later*; Some features require an Apple ID; ...
Apple Software - Shopping Help - Apple
Older Versions of OS X. The current version of the Mac operating system is macOS Catalina. Learn how to upgrade to ...
If you need to purchase Mac OS X 10.7 Lion, you can order it from this page. The current version of the Mac operating system is macOS Catalina. To learn more ...
What Are The Apple Operating Systems In Order : Useful Links
The following is a list of operating systems released by Apple Inc. Contents. 1 Apple computers. 1.1 Apple II; 1.2 Apple III; 1.3 Apple Lisa. 2 Macintosh computers.
Use About This Mac to see the version of Mac operating system installed on your Mac, and find out whether it's the latest version.
List of macOS version names. Here's an overview of every version of macOS and Mac OS X Apple has released. You'll find a complete list of OS ...
Meet Catalina: Apple's newest MacOS · MacOS 10.14: Mojave- 2018 · MacOS 10.13: High Sierra- 2017 · MacOS 10.12: Sierra- 2016 · OS X 10.11: ...
Apple has generally avoided that with Macs, letting many of its models receive OS X and macOS updates for five to seven years after the ...
The Happy Mac (which formerly appeared when a Mac was starting up) was replaced with a large gray apple logo with the startup sequence of OS X 10.2 ...
X versions that Apple has been using for nearly two decades to version 11.0. Yes , macOS 11. The original version of Mac OS X (which Apple ...