Download versions of os x

Then you will need to prepare an external drive to download the installation file using OS X Utilities. Below is the detailed instruction how to do it. Now the OS should start downloading automatically onto the external drive.

After the download is complete, your Mac will prompt you to do a restart, but at this point, you should completely shut it down. Locate InstallESD. The same steps are valid for Mountain Lion and Mavericks. If your Mac runs macOS Sierra Instruction to downgrade from macOS Sierra.

Before you do it, the best advice is to back your Mac up so your most important files stay intact. In addition to that, it makes sense to clean up your Mac from old system junk files and application leftovers. The easiest way to do it is to run CleanMyMac X on your machine download it for free here. They should have image installations going back to OS Leopard and earlier.

You can also ask their assistance to create a bootable USB drive with the installation file. So here you are. We hope this article has helped you to download an old version of Mac OS X. Below are a few more links you may find interesting.

Apple Inc. The most famous supplies of the Apple Inc. And here in this article, we are going to talk about one of the well famous Mac operating systems; the Download Yosemite ISO. The Yosemite is the eleventh version It came out on October 16, , and still, it is often used by the Mac users.

Out of a number of versions for the Mac operating system, the OS X Yosemite is the eleventh major version of it. Many people loved the Download Yosemite ISO since the day it was released because of its stunning features and the user-friendliness. Nevertheless, keep in mind that if you visit developer.

Buy a boxed edition of Snow Leopard The email edition comes with a special download code you can use for the Mac App Store.

So, here are main steps you should take:. Update to Download El Capitan here. If you have a newer Mac, there is no physical option to install Mac OS versions older than your current Mac model. But as it often happens, workarounds are possible.

There is still a chance to download the installation file if you have an access to a Mac or virtual machine running that operating system. For example, to get an installer for Lion, you may ask a friend who has Lion-operated Mac or, once again, set up a virtual machine running Lion. Then you will need to prepare an external drive to download the installation file using OS X Utilities. Below is the detailed instruction how to do it. Now the OS should start downloading automatically onto the external drive.

After the download is complete, your Mac will prompt you to do a restart, but at this point, you should completely shut it down. Locate InstallESD. The same steps are valid for Mountain Lion and Mavericks.

If your Mac runs macOS Sierra Instruction to downgrade from macOS Sierra. Instruction to downgrade from macOS High Sierra. Instruction to downgrade from macOS Mojave. Instruction to downgrade from macOS Catalina. Before you do it, the best advice is to back your Mac up so your most important files stay intact.

In addition to that, it makes sense to clean up your Mac from old system junk files and application leftovers. You can back up with Time Machine , for example. Use the Mac App Store to install this update and other available updates. Some updates become available only after installing another update. Don't interrupt the installation process after it has begun. You might have unexpected results if third-party OS X modifications have been installed, or you modified OS X through other means.