![]() If you see this prompt, youll need to use an older version of macOS. Note that some machines (namely 2012 and older) may not be currently supported on macOS Ventura. Install the latest version of macOS compatible with your computer: Option-Command-R. This will download and install the macOS installer to your applications folder. In the window that appears just below the macOS version number, you'll find your Mac's model name and year of release. For ourselves, well select macOS 12 as thats the latest public release at the time of writing. ![]() ![]() To see your Mac model, click on the Apple menu at the top-left corner of your screen and select About This Mac from the dropdown. To see if your Mac is compatible with an older version of macOS, you need to find out what model of Mac you own and check if that model matches the OS's technical specifications. Once you have the installer for your older macOS downloaded, its pretty easy to install the OS onto your Mac. It's highly dependent on the older macOS you want to use and the Mac you're working with. So, if you have a Mac with an Apple silicon chip like an M1 or M2 MacBook, you can't have High Sierra as your operating system.Ī 2017 Mac can run a ton of different macOS versions, though. Some older macOS versions, like macOS 10.13 High Sierra, require Intel 64-bit processors found in older Macs to run. So, follow the steps below to get the downgrade of your dreams! Make Sure Your Mac Can Use an Older macOSīefore you can download an old macOS onto your Mac, you must ensure your Mac can actually run the software. The support for installing macOS on old computers neglected by Apple does not stop and the effort is justifiable for a tinkering project.We can teach you how to get old versions of macOS on your MacBook or iMac today. Previous devices are supported by older releases. You can google this – it is time-consuming but not impossible. It runs on any Mac with a 64-bit Intel processor or an Apple Silicon chip. In the sidebar, select your existing APFS volume, such as Macintosh HD. Open Disk Utility, which is in the Utilities folder of your Applications folder. Older Macs are out here, with the 2011 iMac it is possible with certain models, but here the graphics card must be replaced. Make sure that your Mac is using macOS High Sierra or later. A little motivation and technical understanding is also required here. You have to invest some time to get everything running. There is also a software tool and a great extensive documentation. The upcoming macOS Sonoma from Apple will have a different range of supported Macs compared to macOS Ventura, but the OpenCore Legacy Patcher team is working now to bring the newer OS to older Macs. If you don’t have a Mac Pro but a “normal” Mac from 2012 on, you can use Patched Sur. In any case, this is a project for a boring weekend. Fortunately, there are also a few installation videos that can help you. ![]() Also, the USB drive needs formatting as Mac OS Extended (HFS+). ![]() The installer creation process will format and erase all data on the external USB to take effect. If you want to use an old USB drive for installation, make sure that youve copied the data and saved it as a backup. you may face some problems when trying to install macOS software update on older Macs. First of all, a vacant 16GB USB drive is essential. However, this is much more complex than with Mojave and you should read through the documentation first. Installing the latest macOS update is usually a hassle-free and. There is a great great tool from StarPlayerX on github that allows non-programmers to install on old hardware. If you have an old Mac Pro from around 2008 (these are the models Mac Pro 3,1, 4,1, 5,1), then Big Mac 2 is worth a look. But there are some smart developers who don’t let up and also want to provide old hardware with macOS Big Sur or macOS Monterey, even though Apple doesn’t officially support it anymore. The old Macs are getting older and thus the challenge to install a current macOS version is getting more and more difficult. My Test: MacBook Pro Late 2011 Plug in USB Install macOS Big Sur then restart Your Mac and press ALT key then select your macOS Big sure disk From. ![]()
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