



macOS High Sierra also refines the features and apps you use every day. In the window that appears just below the macOS version number, you'll find your Mac's model name and year of release.New technologies at the heart of the system make your Mac more reliable, capable, and responsive - and lay the foundation for future innovations. To see your Mac model, click on the Apple menu at the top-left corner of your screen and select About This Mac from the dropdown. To see if your Mac is compatible with an older version of macOS, you need to find out what model of Mac you own and check if that model matches the OS's technical specifications. It's highly dependent on the older macOS you want to use and the Mac you're working with.

So, if you have a Mac with an Apple silicon chip like an M1 or M2 MacBook, you can't have High Sierra as your operating system.Ī 2017 Mac can run a ton of different macOS versions, though. Some older macOS versions, like macOS 10.13 High Sierra, require Intel 64-bit processors found in older Macs to run. So, follow the steps below to get the downgrade of your dreams! Make Sure Your Mac Can Use an Older macOSīefore you can download an old macOS onto your Mac, you must ensure your Mac can actually run the software. We can teach you how to get old versions of macOS on your MacBook or iMac today.
