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. 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. The old Linux desktop is there underneath , but the computer boots to a Steam interface designed for living rooms. Android also uses the Linux kernel, but practically everything else on Android is very different from typical Linux distributions.
Originally designed for smartphones, you can now get Android laptops and even desktops. Be Inc. They call their operating system eComStation. This is the only paid operating system on this list aside from Mac OS X. You can still download a free demo CD to check it out. This operating system is considered alpha. Its current goal is to become compatible with Windows Server , so it has a long way to go.
Unlike many of the other hobbyist operating systems here, SkyOS is proprietary and not open-source. Development on SkyOS ended in , but the last beta version was made available as a free download in Use Google Fonts in Word.
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