Compatible models are the following Macintosh computers running OS X Mountain Lion or later: Mojave drops support for various Macs released in 2009 to 2011. Mojave requires a GPU that supports Metal, and the list of compatible systems is more restrictive than the previous version, macOS High Sierra.

The retail version of 10.14 was released on September 24, 2018. The developer preview of the operating system was released for developers the same day, followed by a public beta on June 26. Apple pitched Mojave, named after the California desert, as adding 'pro' features that would benefit all users. MacOS Mojave was announced on June 4, 2018, at Apple's annual Worldwide Developers Conference in San Jose, California. Mojave was well received and was supplemented by point releases after launch. It also includes a more comprehensive ' dark mode', is the final version of macOS to support 32-bit application software, is the last version of the macOS capable of being booted from an HFS+ partition without third-party patching, and is also the last version of macOS to support the iPhoto app, which had already been superseded in OS X Yosemite (10.10) by the newer Photos app. MacOS Mojave brings several iOS apps to the desktop operating system, including Apple News, Voice Memos, and Home. It succeeded macOS High Sierra and was followed by macOS Catalina.

The operating system's name refers to the Mojave Desert, and is part of a series of California-themed names that began with OS X Mavericks. Mojave was announced at Apple's Worldwide Developers Conference on June 4, 2018, and was released to the public on September 24, 2018. MacOS Mojave ( / m oʊ ˈ h ɑː v i, m ə-/ mo- HAH-vee version 10.14) is the fifteenth major release of macOS, Apple Inc.'s desktop operating system for Macintosh computers.

How to update high sierra to mojave