Step 9: Once done, close the Disk Utility and click on “Install macOS 12” option. Click on Erase and select Format as Mac OS Extended (Journaled) and Scheme as GUID Partition Map. Select the drive on which you want to install macOS. Step 8: Once booted into the installer, go into Disk Utility and select View>Show All Devices. Select it and let it load the Monterey installer. Step 7: Once you do this, you should see “Install macOS 12 Beta” or “Install macOS 12” option. Step 6: Once all of this is done, reboot the computer with USB drive plugged in the computer which is set to boot off the drive. Here, open the USB drive and delete the EFI folder and files you see in the drive and replace them with the ones you downloaded above. 4th-gen or above Core i Intel processor (use EFI OpenCore Serie 300.400 and use EFI OpenCore Serie 500)ĭownload the required files from Folders section at /files/?dir=Folders. Once done, launch Explorer ++ as Administrator in Windows.4th-gen or below Core i Intel processor (use EFI OpenCore Serie 100.200).If you don’t have the listed Intel CPU, you can totally skip the following sub-step. However if you have one of the following PCs with Intel CPU, you need to first add some files in the drive before going ahead with the boot up. Step 5: Once this is done, you are pretty much ready to boot the USB drive up on your Intel machine to launch macOS installer.

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