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.
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. To maintain your computer's security, stability, and …
The full list of all macOS versions until 2024 - Setapp
2024年7月4日 · Mac OS X was the official naming through version 10.7, from 2001 to 2011. In the next four years, the OS X names were used. Finally, Apple shifted to "macOS" with the …
macOS version history - Wikipedia
The history of macOS, Apple's current Mac operating system formerly named Mac OS X until 2011 and then OS X until 2016, began with the company's project to replace its "classic" Mac …
macOS - Official Apple Support
Learn how to set up and use your Mac computer. Find all the topics, resources, and contact options you need for Mac.
Latest macOS versions: Every update including the ... - Macworld
2024年11月8日 · Curious about the versions of Mac OS X that came before? Here we’ll fill you in on the names of the different versions of the Mac operating system in order: from the newest …
macOS - What is macOS - Apple (BY)
macOS is the operating system that powers every Mac. It lets you do things you simply can’t with other computers. That’s because it’s designed specifically for the hardware it runs on — and …
macOS Sequoia - Apple
On Mac models with Apple silicon, macOS Sequoia introduces Apple Intelligence, which draws on your personal context to give you intelligence that’s most helpful and relevant for you. Writing, …
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 …
The evolution of macOS (and Mac OS X) – Computerworld
2021年6月14日 · On March 24, 2001, Apple released the first version of its Mac OS X operating system, noteworthy for its UNIX architecture. OS X (now macOS) has been known over the …