So while this method may get you back to Big Sur, you may not be able to create a USB Big Sur installer by using this method until your MacbookAir6,2 is actually booted to Big Sur. These types of downloads can not be used to create a USB flash drive Big Sur installer. Recently, I have noticed that the Big Sur downloads from the App Store do not necessarily include all the software needed to install Big Sur. iOS apps will run natively on Big Sur if. Use of of the answer from the question How do I create El Capitan installer on a Catalina (or post-El Capitan) installed Mac for use on USB boot installer? to create a Sierra, El Capitan or Yosemite USB installer.īy using this method to get back to Big Sur, you would have to update your Mac. For the new Macs with Apple M1 chips, Big Sur is the earliest version of MacOS that is compatible that architecture. Follow the instructions given at Apple's website Create a bootable installer for macOS to create the bootable USB flash drive installer. Transfer the application to the host Mac.

Guests do not have this restriction.įrom the guest, use the softwareupdate command to download an available installer application which is compatible with your MacbookAir6,2. macOS Big Sur is a major release of macOS, Apples desktop operating system for Macintosh computers. Hosts will only shown macOS versions compatible with the host. Note: Guests can list more versions of macOS installers than the host can.

Boot from the virtual machine guest and use the command below to list available downloads. Install the chosen version in a virtual machine guest on the host. In addition, I have included two methods which are suited to your situation.ĭownload an available version from 12.6.1 to 13.2 to the host Mac. Go to the /Applications folder and drag it to /Downloads. Make sure the macOS Big Sur image file is in your Downloads folder. There is the canonical QA How can I download an older version of OS X/macOS?. Connect your USB drive into your Macs USB port Step 2.

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