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. Once any of these downloads are complete, mount the. DMG file and run the.
PKG installer within. This will put an installation app in your Applications folder, which you should leave there. If you have a valid Apple Developer account, you might be able to download older versions from developer. Apple will email you an unlock code, which you can redeem in the Mac App Store. Some websites might offer old versions of OS X for download, but we recommend avoiding them. First, the installer might contain malware. Second, there are legal concerns: OS X is still copyrighted software.
Even if you own a license, you might not be able to legally download it in your jurisdiction. If you can, you might not be able to legally use BitTorrent to download it, as your BitTorrent client will be uploading parts of OS X to other people during the download process. You can change various parts of this command to suit your own circumstances, with the main one being the name of the installer. Be aware that any spaces will need to be preceded by a backslash.
You can run the ls command to list all connected volumes, which will include your USB installation medium in case you need to check the label. First, insert your USB drive and turn off your Mac. They are as follows:. Once macOS loads You might need to select a language first. Follow the rest of the prompts to finish the installation. This is one of the few things that you can try to improve performance on an old Mac.
Customize the Taskbar in Windows How to check if your Mac can run a particular OS X version: 1. Click the I logo in the top left of macOS 2. Select About This Mac 3. How to create a bootable disk using Disk Creator for Mac: 1. Download and run Disk Creator 2. Select your USB drive under Select the volume to become the installer 3. Click Choose a macOS installe r 3. Browse your Mac to find the macOS installer in Applications 5.
Can I downgrade my M1 Mac? Written By Ruslana Lishchuk. Use your Mac to the fullest! Sign up and get: Effective tips on how to fix Mac issues. Reliable advice on how to stay safe online. Mac-world news and updates. Check compatibility The version of macOS that came with your Mac is the earliest version it can use.
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