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From the introduction of machines not supporting the classic Mac OS in 2003 until the introduction of iPhone OS in early 2007, Mac OS X was Apple's only software platform. macOS retained the major version number 10 throughout its development history until the release of macOS 11 Big Sur in 2020.
Apr 9, 2024 · As Apple grew and strengthened the ecosystem through the years, macOS operating system version history evolved too. In this article, we guide you through the evolution of Apple’s operating system, from the first public release in 2001 to the latest macOS Sonoma released on September 26, 2023.
A complete list of every version of Mac OS X and macOS in order, from the first to the current version of macOS. Here's every Mac operating system since Mac OS X launched.
Use About This Mac to check the version of Mac operating system (macOS) installed on your Mac. Then find out whether it's the latest (newest, most recent) version. Which macOS is installed? Which macOS versions are the latest? How to update to a later macOS version? Which macOS is installed?
Aug 21, 2023 · The complete list of macOS versions from 2001 to 2023 is below. Each line includes the version number, code name, and release date. Mac OS X. Mac OS X 10.0 "Cheetah" (March 24, 2001) Mac OS X 10.1 "Puma" (September 25, 2001) Mac OS X 10.2 "Jaguar" (August 24, 2002) Mac OS X 10.3 "Panther" (October 24, 2003) Mac OS X 10.4 "Tiger" (April 29, 2005)
From the introduction of machines not supporting the classic Mac OS in 2003 until the introduction of iPhone OS in early 2007, Mac OS X was Apple's only software platform. macOS retained the major version number 10 throughout its development history until the release of macOS 11 Big Sur in 2020.
After sixteen distinct versions of macOS 10, macOS Big Sur was presented as version 11 in 2020, and every subsequent version has also incremented the major version number, similarly to classic Mac OS and iOS. macOS has supported three major processor architectures, beginning with PowerPC -based Macs in 1999.
