The latest versions of Apple’s operating system for Mac computers offer improved features and enhanced performance. In this article, we will discuss the three most recent versions of macOS, including their key features and benefits.


Apple has been updating its Mac operating system since 2001. In the past, they’ve named each new operating system version after a big cat, but they’ve since switched to California landmarks. Their most recent operating system version is macOS Big Sur, which was released in November 2020. In this article, we’ll explore the three latest versions of Mac OS.

macOS Big Sur

macOS Catalina

macOS Mojave

How to Upgrade

If you’re currently running an older version of Mac OS, you might be wondering how to upgrade to one of the latest versions. Here’s how:

Check Compatibility

Before upgrading, make sure your Mac is compatible with the latest version of Mac OS. You can check compatibility by going to the Apple menu, clicking “About This Mac,” and then clicking “System Report.” Under “Hardware,” click “Hardware Overview,” and then look for “Model Identifier.” You can then check the compatibility of your Mac model with the latest version of Mac OS on Apple’s website.

Back Up Your Data

Before upgrading, it’s essential to back up your data. You can use Time Machine, Apple’s built-in backup system, to back up your data to an external hard drive. Alternatively, you can use a third-party backup solution.

Download and Install

Once you’ve checked compatibility and backed up your data, you can download and install the latest version of Mac OS through the App Store. Go to the App Store, search for the latest version of Mac OS, and then click “Download.” Once the download is complete, follow the on-screen instructions to install.

FAQs – What are the 3 latest versions of Mac OS?

What is the latest version of Mac OS?

The latest version of Mac OS as of August 2021 is Mac OS Big Sur (version 11.5.1), which was released on July 26th, 2021. This version introduces new features such as customizable Control Center, an updated Safari browser, improvements to FaceTime and Messages, and more.

What was the version of Mac OS released before Big Sur?

The version of Mac OS released before Big Sur was Catalina (version 10.15.7), which was released on October 2020. Catalina includes new features such as Sidecar, which enables you to use your iPad as a second display for your Mac, as well as improvements to Photos, Notes, Reminders, and other applications.

What is the version of Mac OS released before Catalina?

The version of Mac OS released before Catalina was Mojave (version 10.14.6), which was released on June 3rd, 2019. Mojave introduces features such as Dark Mode, which lets you customize the appearance of your interface, as well as improvements to Finder, Safari, and other applications.

Overall, it’s important to stay up-to-date with the latest versions of Mac OS to ensure that your computer has the latest security updates and features to improve your productivity and overall user experience.

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