macOS (previously OS X and originally Mac OS X) is a proprietary Unix-like [9][10] operating system, derived from OPENSTEP for Mach and FreeBSD, which has been marketed and …

2025年9月15日 · Download and install current or previous versions of the Mac operating system on compatible Mac computers.

2025年10月2日 · Explore all macOS versions in order, from Cheetah to Tahoe, highlighting key features, design updates, and AI innovations.

2025年1月1日 · Learn about all macOS versions Apple has ever released, including the latest macOS Sequoia.

macOS Tahoe with a new design, more ways to work seamlessly across devices, and new features to turbocharge productivity every day.

1 天前 · One day after releasing macOS Tahoe 26.1 developer beta 2, Apple is now rolling out the second wave of public betas. Here’s what to expect.

2 天之前 · You will find all the things you need to know about the new macOS Tahoe below, including which Macs are compatible with macOS 26 and the new features you can expect.

2025年9月18日 · macOS Tahoe 26 is the latest version of macOS, the operating system that runs on the Mac. macOS 26 follows macOS 15, with Apple streamlining the numbering for all of its …

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 OS.

2025年6月9日 · Apple’s six software platforms — iOS, iPadOS, macOS, watchOS, visionOS, and tvOS — provide seamless experiences across all Apple devices and empower people with …