The first Mac software was called System 1 and it was released on January 24, 1984, and there have been 30 major updates since. Apple rebranded to Mac OS with the release of mac OS 8 on July 26, 1997.

Apple’s macOS operating system has changed a lot over the last 25 years, with new features and designs coming and going as the decades have passed. Even the name has been adjusted, starting out as Mac ...

The Mac’s newest operating system, macOS Sonoma, is now available. Sonoma’s launch follows the launch of the iPhone 15 series and the iPhone’s iOS 17 operating system last week. This new macOS ...

Apple previewed the next version of its Mac operating system at WWDC 2025 on Monday. Set to arrive this fall, MacOS Tahoe 26 will feature Apple's new Liquid Glass design, a couple of new Continuity ...