Nov 24, 2025 · New operating systems for Mac not only bring new features, they bring better performance, enhanced privacy, and better workflow for those working across devices.

Mac operating systems were developed by Apple Inc. in a succession of two major series. In 1984, Apple debuted the operating system that is now known as the classic Mac OS with its release of the …

Use About This Mac to see the version of Mac operating system installed on your Mac.

Sep 28, 2025 · Whether you’re a longtime Mac user or just curious about Apple’s OS history, here’s a complete list of macOS versions in order, from Cheetah to Tahoe. macOS Versions in Order: …

Here we’ll fill you in on the names of the different versions of the Mac operating system in order: from the newest macOS to the first version of Mac OS X and the codenames that Apple used...

Aug 17, 2025 · The Mac operating system started off as its own world to challenge the Windows OS, but over time, it matured into a connected ecosystem with deep interplay across Apple’s mobile devices.

Nov 9, 2024 · The journey began with the Classic Mac OS and has progressed to the Unix-based macOS we know today, demonstrating significant advancements in usability, security, and functionality.

Jun 13, 2025 · From 2001 to 2025, Apple has released a total of 22 Mac operating system versions. Here are all macOS versions in order until 2025.

macOS (previously OS X and originally Mac OS X) is a proprietary Unix-based [6][7] operating system, derived from OPENSTEP for Mach and FreeBSD, which has been marketed and developed by Apple …

Jun 14, 2024 · Apple's macOS is the operating system for the MacBook, MacBook Air, MacBook Pro, iMac, Mac Pro, and Mac mini. The latest version is macOS 14 Sonoma.