Find out the operating system of your Mac

Use the "About this Mac" option to check the version of the Mac operating system installed on your Mac and find out if it is the latest (most recent) version.

Which macOS version is installed?

Select "About this Mac" from the Apple menu () in the corner of the screen. The name of the macOS version, e.g. macOS Monterey or macOS Big Sur, followed by the version number, should then be displayed. If you also need to know the build number, click on the version number to display it.

Fenster "Über diesen Mac"


Which macOS version is the latest?

As updates become available that change the version number of macOS, this article will be updated with the latest version of that macOS. If a newer version is compatible with your Mac, you can install the latest Apple software updates.

macOS Current version
macOS Monterey 12.6
macOS Big Sur 11.7
macOS Catalina 10.15.7
macOS Mojave 10.14.6
macOS High Sierra 10.13.6
macOS Sierra 10.12.6
OS X El Capitan 10.11.6
OS X Yosemite 10.10.5
OS X Mavericks 10.9.5
OS X Mountain Lion 10.8.5
OS X Lion 10.7.5
Mac OS X Snow Leopard 10.6.8
Mac OS X Leopard 10.5.8
Mac OS X Tiger 10.4.11
Mac OS X Panther 10.3.9
Mac OS X Jaguar 10.2.8
Mac OS X Puma 10.1.5
Mac OS X Cheetah 10.0.4
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