2024年9月16日 · Download and install current or previous versions of the Mac operating system on compatible Mac computers. To maintain your computer's security, stability, and compatibility, Apple recommends using the latest macOS that is compatible with your Mac. macOS updates and upgrades also include the latest features and built-in apps such as Safari.

In this article, we will cover how to get old versions of macOS, including Sonoma, Ventura, Monterey, Big Sur, Catalina, Mojave, El Capitan, Sierra, Yosemite, and even old versions of Mac...

2025年1月17日 · You can download old versions of macOS from the Mac App Store or as direct downloads from Apple's website. Create a bootable USB drive using the installer Application and a few Terminal commands so that you can install the older version on your Mac.

2024年7月4日 · What is the oldest macOS that is still supported? The oldest macOS still supported is macOS 12 Monterey. It is expected to be discontinued around the end of 2024, 3 years after its release. Next in line is macOS 13 Ventura, …

2025年1月21日 · macOS is Apple’s proprietary operating system for Mac computers. Initially known as Mac OS X and later OS X, the name changed to macOS in 2016 to align with Apple’s other operating systems like iOS and watchOS. ... To get older versions of macOS, you can use the following methods: Mac App Store: If you’ve previously downloaded an older ...

From the introduction of machines not supporting the classic Mac OS in 2003 until the introduction of iPhone OS in early 2007, Mac OS X was Apple's only software platform. macOS retained the major version number 10 throughout its development history until …

Want to know how to download MacOS and Mac OS X installers? You might be wondering where you can download current and older versions of Mac OS from, particularly if you’re looking to update a Mac, install a different MacOS version, or even use an older system software version.

2024年9月15日 · Learn how to download old macOS versions like Big Sur, Catalina, Mojave, and more in this comprehensive guide. Discover step-by-step instructions, compatibility tips, and the best practices for installing or downgrading macOS on your Mac device.

We’ll walk you through all the steps for installing an older version of macOS on your Mac–from making sure your Mac can run the version, to where to get the old version of macOS...

2020年2月9日 · Apple, for whatever reason, makes it fairly hard to find installers for older versions of macOS. But while it is difficult, it’s still completely possible. Need to run 32-bit apps on macOS Catalina? Use a Mojave virtual machine. This may be especially pertinent information because of a recent security certificate expiration back in October.