• Mac Os Big Sur
• Mac Os Catalina New

OS X 10.9 Mavericks: Arrived in the fall of 2013, ending the era of big cat names and putting Mac OS X on an annual release cycle that it continues to this day. Owing to changes in Apple's business model and various financial regulations, Mavericks was the first release of OS X since version 10.1 to be given away for free. If you're using OS X El Capitan v10.11.5 or later and your App Store preferences or Software Update preferences are set to download new updates when available, macOS Big Sur will download conveniently in the background, making it even easier to upgrade. Aug 14, 2020 Steps to download Mac OS Catalina 10.15. These are the steps that have to be carefully followed in order to download the macOS Catalina 10.15. Ensure that the Mac model is compatible with macOS Catalina-The Mac product that the person is working on must be compatible with macOS Catalina 10.15. If not, the download cannot take place.

Is your Mac up to date with the latest version of the Mac operating system? Is it using the version required by some product that you want to use with your Mac? Which versions are earlier (older) or later (newer, more recent)? To find out, learn which version is installed now.

If your macOS isn't up to date, you may be able to update to a later version.

Which macOS version is installed?

From 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.

Which macOS version is the latest?

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.

Mac Os Big Sur

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.

Mac Os Catalina New