Mac OS X 10.11 El Capitan is the next version of OS X, succeeding Yosemite. Apple previewed the new version of the Mac operating system alongside iOS 9 at the Worldwide Developers Conference on Monday ...

UTM is a cross-platform emulator that allows you to run macOS, Windows, or Linux. Here's how to use it to run very old versions of Apple's Mac operating system. But there's another great free OS ...

The fortunes of the Mac platform drastically changed 10 years ago, with the release of a simple CD. On Sept. 13, 2000, Apple released its Mac OS X Public Beta, a limited-time trial run of the ...

UTM is an emulator for virtualizing other operating systems. Here's how to use it to run Apple's Mac OS 9 on a Mac running on Apple Silicon. UTM is an OS emulator that lets you virtualize and run a ...

Apple's desktop operating system, macOS, has been the staple crop for its iMacs and MacBooks. Here we go back to where it all began in 2001 (when it was known as Mac OS X). On March 24, 2001, Apple ...

Back when Ars Senior Products Editor Andrew Cunningham was forced to work in Mac OS 9 by his colleagues in September 2014, he quickly hit a productivity wall. He couldn’t log in to his Ars e-mail or ...