![]() There are other ways to make a bootable installation disk that require familiarity with the Mac command line, but DiskMaker X just makes the process much more “Mac-like” and transparent.Ĭlick the link above to download a copy of DiskMaker X 8 to your Mac. In this article we’ll show you how to create a bootable install drive. What’s so exciting about that? DiskMaker X 8 is a quick and easy way to create bootable install disks, and many Rocket Yard readers have used the free utility over the years so they have a flash or hard drive they can use for a clean install of macOS. With OWC external drives available for as little as $79.75, it’s inexpensive insurance.It’s autumn again the leaves are starting to fall, a new version of macOS has just shipped, and the team at DiskMaker has just released the newest version of DiskMaker X. It’s a great idea to have a bootable install disk available for those rare emergencies when you might need to re-install your Mac operating system and Recovery Mode isn’t working. Click Continue, then follow the onscreen instructions. Select Install macOS (or Install OS X) from the Utilities window. ![]() If you’re unable to start up from the bootable installer, then you’ll need to use these instructions from Apple to allow booting from external media. Select the volume with the bootable installer, then click the Up arrow or press Return.Release the Option key when a dark screen appears displaying your bootable volumes.Restart or turn on your Mac, then immediately press and hold the Option (Alt or ⌥) key.Select the volume with the bootable installer, then click Continue.It displays all bootable volumes (which should be your installer and the internal drive on your Mac), and a gear icon labeled “Options”. Turn on the Mac and continue to hold down the power button until you see the startup options window.Plug your bootable installer into a Mac that has an Internet connection and that is compatible with the version of macOS you’re about to install.Otherwise, use the instructions for an Intel processor. ![]() If it shows Apple M1 or another Apple chip, then follow the Apple silicon instructions. To see if your Mac uses Apple silicon, select About This Mac from the Apple () menu. Terminal at the successful conclusion of the createinstallmedia commandĭo you have a Mac with Apple silicon? If so, there’s a slightly different process. Terminal displays the progress of the erasure.
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