, please follow as suggested below:
Disable System Integrity Protection (SIP).
1.Restart the Mac, on Apple logo loading screen press CMD + R to boot into Recovery.
2.In Recovery, on Mac menu bar locate Utilities menu > open Terminal application.
3.Type in the commands below one-by-one:
4.Back in a normal mode remove the existing machine or create the new one, depending on the customer's scenario.
5.Boot macOS into Recovery again and enable SIP back running the following Terminal commands:
Please see if this works. Thanks!
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