How to download and install macOS - Apple Support
2024年9月16日 · Download and install current or previous versions of the Mac operating system on compatible Mac computers.
Find out which macOS your Mac is using - Apple Support
2010年11月7日 · Find out which macOS versions are the latest. Find out whether you can upgrade macOS. From the Apple menu in the upper-left corner of your screen, choose About This Mac. The window that opens might look different from the example shown here, but it always includes the macOS name and version number.
The full list of all macOS versions until 2024 - Setapp
2024年7月4日 · Mac OS X Leopard (2007): Added Time Machine, Boot Camp, and revamped design. OS X Yosemite (2014): Introduced a flat design and Continuity features. macOS Big Sur (2020): Redefined the interface and introduced M1 chip support.
macOS - Wikipedia
macOS, originally Mac OS X, previously shortened as OS X, is an operating system developed and marketed by Apple since 2001. It is the primary operating system for Apple's Mac computers.
macOS version history - Wikipedia
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 …
macOS Versions: Complete List In order - SimplyMac - GadgetMates
2024年9月13日 · On March 24, 2001, the company released Mac OS X 10.0, known as Cheetah, ushering in a new era with its Aqua user interface. Subsequent updates included Puma (10.1) , Jaguar (10.2) , Panther (10.3) , Tiger (10.4) , and Leopard (10.5) , each bringing improvements and new features.
Latest macOS versions: Every update including the ... - Macworld
2024年12月13日 · Here’s an overview of every version of macOS and Mac OS X Apple has released. You’ll find a complete list of the latest release of each version of OS X and macOS, along version code...