Until recently if you wanted to upgrade (or downgrade) old Mac to Mac OS X Lion (from 2011) or Mountain Lion (from 2012) you needed to pay Apple and the company would send you a special download code ...

Apple's macOS Sonoma (also known as macOS 14) has a bunch of exciting new features, including game mode, desktop widgets, and a new presenter mode for video calls. Is your Mac ready for it? If so, you ...

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 latest operating system MacOS Big Sur is now available for download. Here's how to get it on your Mac. Managing Editor Alison DeNisco Rayome joined CNET in 2019, and is a member of the Home ...