Final Verdict: In a semi-surprising but understandable move, Apple has released a major update that noticeably improves the overall experience of the OS X line for both new and older machines -- for free. Full Specifications. What's new in version Release September 18, Date Added September 21, Version Operating Systems. Additional Requirements None. Total Downloads , Downloads Last Week Report Software.
Related Software See More. Rediscover your best photos, shop faster and conveniently online, and even Siri makes its debut on the latest OS update for Mac. Apple's desktop operating system for Mac computers.
Get a boost with new technologies in the latest Mac OS update coming fall See All. User Reviews. 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. The easiest way to do it is to run CleanMyMac X on your machine download it for free here. Sign up Log in. Web icon An illustration of a computer application window Wayback Machine Texts icon An illustration of an open book.
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