Versions Version Codename Release Date OS X 10.11 El Capitan September 30, 2015 macOS 10.12 Sierra September 20, 2016 macOS 10.13 High Sierra September 25, 2017 macOS 10.14 Mojave September 24, 2018 16 more rows What is the latest operating system for a Mac? macOS was previously known as Mac OS X and later OS
macOS version history - Wikipedia The first release of the new OS — Mac OS X Server 1.0 — used a modified version of the Mac OS GUI, but all client versions starting with Mac OS X Developer Preview 3 used a new theme known as Aqua. Aqua was a substantial departure from the Mac OS 9 interface, which had evolved with little change from that of the original Macintosh operating Which version of Firefox should OS X 10.6.8 users The Firefox version 48 release in August 2016 will be the last Firefox version to receive new feature or security updates on OS X systems that are no longer supported by Apple: OS X 10.6, 10.7 and 10.8. Starting with the Firefox version 49 release in September 2016, Firefox is no longer supported on OS X systems below 10.9.
1. Look up what version of OS X your Macintosh can run. Some older Macintosh computers won’t run the latest version of OS X. For example, the 2006 Mac mini “Core Duo” 1.83  will only run up to System 10.6.8, while the the 2008 Apple MacBook Air will only run up to 10.7.5.
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The Sensible Mac What's the Best Version of OS X for My Mac? - 2008.02.28. A common question I've been asked is, "What version of OS X should I run on my (insert model) Mac?" In the past, I always advised users to go with the latest and greatest. With the diverse mix of machines out there - G3s, G4s, G5s, and the various Intel-based Macs - it What is the Latest Version of macOS? - How-To Geek Nov 15, 2019 Mac OS Compatibility Guide by Mac Model Which is the best Mac OS X version ? - Apple Opinions and