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 ...

Apple has made its latest Mac operating system, OS X Mavericks, available to download free from the Mac App Store. The announcement was made alongside a number of product launches and introductions, ...

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 ...