![]() If your macOS isn't up to date, you may be able to update to a later version. Which macOS version is installed?įrom the Apple menu in the corner of your screen, choose About This Mac. You should see the macOS name, such as macOS Big Sur, followed by its version number. If you need to know the build number as well, click the version number to see it. These are all Mac operating systems, starting with the most recent. When a major new macOS is released, it gets a new name, such as macOS Big Sur. As updates that change the macOS version number become available, this article is updated to show the latest version of that macOS. If your Mac is using an earlier version of any Mac operating system, you should install the latest Apple software updates, which can include important security updates and updates for the apps that are installed by macOS, such as Safari, Books, Messages, Mail, Music, Calendar, and Photos. High Sierra is an update of MacOS which focuses mostly on back-end developments and a higher level of user security. As such, this operating system lays a foundation for future upgrades. Stay safe In essence, High Sierra took what was good with Sierra and developed it into a more comprehensive software. High Sierra emphasizes the already-existing benefits of MacOS previous system, Sierra. There are few bells and whistles, but the changes are noticeable and positive. The Apple file system is the most significant feature it brought. It enables the storage and encryption of a large number of files. ![]() Thus, it boosts performance and helps manage device memory issues.Īpple also introduced new formats for video and photos in this version. These formats compress data - that's a benefit as files can get huge with ever-rising resolutions. They added support for virtual reality headsets as well.īesides that, when it comes to Safari, Mac search engine, there are some notable improvements with the update. ![]() The users can now control annoying auto-play videos, prevent tracking, and more. ![]()
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