- Apple create a bootable install for mac os how to#
- Apple create a bootable install for mac os mac os#
- Apple create a bootable install for mac os install#
- Apple create a bootable install for mac os code#
- Apple create a bootable install for mac os download#
You should see Terminal display a message saying your drive is ready for use. You’ll see that Terminal erases your drive and then copies the installer file to your drive. To proceed, type Y at the prompt and press Return. Terminal will warn you that your external drive needs to be erased. In Terminal, select Terminal > Preferences > Profiles, click on the one you like, and then click on the Default button.ĥ. I changed it in the Terminal settings, and you can too. Don’t worry if your screen doesn’t look like this. Remember to change Untitled to the name of your drive.
Apple create a bootable install for mac os code#
Go back to Terminal and paste the copied code at the prompt. Select and copy the following: sudo /Applications/Install\ macOS\ Big\ Sur\ Beta.app/Contents/Resources/createinstallmedia -volume /Volumes/Untitled - /Applications/Install\ macOS\ Big\ Sur\ Beta.appĤ. Launch Terminal (/Applications/Utilities/Terminal.app).ģ. If your drive is named something else, you need to change Untitled to the name of your drive.Ģ. In these instructions, I use Untitled as the name of the external drive. Don’t worry if you’ve never used Terminal before, it’s easy. You’re going to use the Terminal to make your external drive a bootable macOS Big Sur installer. Apple Use the Terminal to make a bootable macOS Big Sur installer drive You should find the installer app in the Applications folder. Run the utility, and quit the installer after it starts up. Scroll down to step 2, and click on the "Download the macOS Public Beta access utility" button. You need to have the app there to make the bootable drive.įor Macs that already have the Big Sur beta installed and you don't have the installer in your Apps folder, you can get the installer by going to the " Enroll your devices" section of the Apple Beta Program website. Then go to your Applications folder and youi should find an "Install macOS Big Sur Beta" app. Quit the installer by pressing Command-Q.
Apple create a bootable install for mac os download#
Make sure the installer is in your Applications folder.īut after the download when the installer launches, do not click the Continue button.
Apple create a bootable install for mac os install#
Then the utility will launch Software Update to download and install the Big Sur beta.
When you sign up, you will download and run the “macOS Public Beta Access Utility,” which will enroll your Mac into the program. We suggest trying the beta on a secondary Mac. You can sign up for the program, but remember, this is beta software, so it’s possible you could run into problems. Get the macOS Big Sur installer softwareīig Sur is only available through the Apple’s public beta program. My drive was initially formatted as APFS, and an alert appeared saying that the drive could not be used as formatted.
Apple create a bootable install for mac os mac os#
IDGįormat your boot drive using Mac OS Extended (Journaled). You can do this in the Mac's Disk Utility app, which is in the Utilities folder. You need to erase the drive and format it to Mac OS Extended (Journaled). You can get model number SDCZ450-016G-G46 Remove non-product link. If you don’t have an external drive and you have a USB-C Mac laptop, you could buy the SanDisk Ultra USB Type-C Flash Drive, which has a USB-C connector. This will allow you to connect a storage device that uses a USB type-A connector. If you have a 2015 or newer Mac laptop that has USB-C/Thunderbolt 3 ports, you may need Apple’s $19 USB to USB-C adapter.
The 32GB drive I used has both USB-C and USB-A (USB 2 speed, however, so it's slow) connectors and is available on Amazon Remove non-product link for about $5. You can use a thumb drive, external hard drive or SSD. I used this thumb drive to create a macOS Big Sur installer. The drive can be a thumb drive, hard drive, or SSD. The macOS Big Sur installer software is over 12GB, so you need a USB external drive that can hold that much data. Get an external drive and maybe an adapter Macworld also has bootable-install-drive instructions for: If you are running an earlier version of macOS and have the Big Sur Public Beta installer, the drive cannot be made. Important note: These instructions must be performed on a Mac running the macOS Big Sur Public Beta. This article will be updated when the OS is officially released in the fall.
These instructions are for the public beta of macOS Big Sur.
Apple create a bootable install for mac os how to#
But before I give instructions on how to create the drive, I’ll go over the items you’ll need and how to get them. In this article I’ll go over how you can create a bootable macOS Big Sur installation drive. You can also keep the drive for future use. You download the installer once, create the installer drive, and then use that drive to put Big Sur on your Macs. The best way to go about this is to make a bootable installer drive. Waiting for the installer to download takes a good amount of time, however, and it adds up over multiple Macs. If you want to install it on multiple Macs, you could go to each Mac, connect to the App Store, download Big Sur, and then install it. It’s called Big Sur, and it’s version 11. Apple has a new version of macOS coming soon.
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