I’m still in the very early stages of poking at macOS 15 Sequoia ahead of our customary review later this fall, and there are quite a few things that aren’t working in this first developer beta. Some ...

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 ...

The only Mac to launch since Tahoe was released is the M5 MacBook Pro, so owners of that system will need Tahoe or newer. If ...

Apple Inc.’s new macOS Tahoe 26 will be the final Mac operating system software that will work on Macs running Intel Corp. processors, the company said Monday following its developer conference. The ...

The Basilisk II emulator can be used to run old versions of Mac OS 8 and System 7 on a modern Mac. Here's how to get started using it. Before macOS and OS X, there was Mac OS 9, and before that were ...

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 ...