How To Create A Bootable Installer
Making a bootable macOS Big Sur USB bulldoze is a quick and clean way to install a fresh re-create of macOS on your Mac. This hands-on tutorial is valid for both the public and developer beta versions of macOS Big Sur, and will also work with the last version of Large Sur upon its release subsequently this year. Simply follow our step-past-step guide for the full details.
USB Wink drive
Before you brainstorm, you'll need to learn a USB wink drive. Because every modernistic Mac supports USB-C, and some Macs but characteristic USB-C, I recommend purchasing a USB drive with a USB-C connector.
The second thing to continue in mind is that you'll want to go a USB drive with at least16GB of storage space. Of course, having more storage won't injure. I still recommend this SanDisk Ultra Dual Bulldoze USB Blazon-C Flash Bulldoze. Not only is it super-affordable, merely it comes both USB-A and USB-C connections, which allows the drive to connect to whatsoever Mac with ease.
Make sure that there'south nix important that you need on the bulldoze, because the full contents will be deleted. I recommend checking the contents, and then formatting the drive as macOS Extended Journaled (HFS+) via Disk Utility. Keep in listen that APFS-formatted drives cannot be used to create the macOS Big Sur USB installer.
macOS Large Sur USB installer video tutorial
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How to create a bootable macOS Big Sur USB install drive
Pace 1: Download macOS Big Sur. After Big Sur launches afterwards this year, you'll be able to download it direct from the Mac App Store. Until and so, you can download the macOS Large Sur developer beta from Apple's developer portal, or download the macOS Big Sur public beta via Apple's public beta website.
Step two: Afterward downloading macOS Big Sur, the installer will automatically launch. Shut the installer.
Step 3: Open Finder → Applications. Correct-click onInstall macOS Big Sur →Show Package Contents.
Pace 4: Open Contents → Resources.
Step 5:Launch a new Last window by going to Applications → Utilities → Terminal.
Step half-dozen: Blazon sudo followed past a infinite in the Terminal window.
Step vii: Elevatecreateinstallmedia to the Final window from the Resources folder noted in Step four.
Step 8: Type --volume followed by a space.
Step 9: Open Finder → Go → Become To Folder…
Pace ten: In the 'Become to the folder' box type/Volumesand click the Go button.
Footstep eleven: Connect a USB flash drive to your Mac; it should appear in the Finder window.
Step 12: Drag the USB wink drive book into the Terminal window.
Step 13: Press the Return key on the keyboard to submit the full Final command and when prompted, enter your password.
Footstep 14: When prompted blazon a "y," and printing the Return key on the keyboard to submit.
Terminal may ask for admission to files on the removable volume.
Step 15: The install procedure will begin by purging the contents of the connected USB bulldoze. Afterward, the installer files will be copied to the bulldoze. Because this process takes a few minutes to complete, you'll demand to exercise patience throughout the install process.
Using the macOS Large Sur USB installer
Creating the USB installer drive is easy, but actually using it tin be challenging for users running Macs with Apple T2 Security chips. The same steps walk yous through the basic procedure of creating the installer, just the video walkthrough goes even more in depth.
Details on how to enable booting from external/removable media via Recovery Fashion are explained, forth with direction on secure boot settings that I establish helpful. Be sure to lookout man the full video for step-by-step details on how to apply the USB installer bulldoze one time yous've created it using the steps outlined above.
When installing macOS Large Sur, y'all'll have several options at your disposal.
- You can cull to upgrade your existing macOS installation, going from macOS Catalina or previous versions of macOS to Large Sur.
- You lot tin can erase your existing installation and start from scratch.
- You tin create a carve up APFS book and install macOS Large Sur there if yous'd like to proceed macOS Catalina around. Read and scout our tutorial about creating dissever APFS volumes for macOS Big Sur for more details.
9to5Mac's Have
Although there are Internet Recovery options bachelor for reinstalling macOS, I like the thought of keeping a macOS USB installer effectually. It makes it easy to install macOS Large Sur on any compatible Mac, even if you haven't downloaded the macOS Big Sur installer on that computer. Information technology's especially nice if you manage multiple Macs at dwelling.
Do you lot make it a habit of creating bootable macOS USB install drives? Sound off in the comments with your thoughts on the thing.
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Source: https://9to5mac.com/2020/09/03/how-to-create-bootable-macos-11-big-sur-usb-install-drive-video/
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