Microsoft Authenticator
A Microsoft app for iOS and Android devices that enables authentication with two-factor verification, phone sign-in, and code generation.
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I changed my phone and lost my Microsoft Authenticator App setting, now can not log into my ONMICROSOFT.com Admin account, every attempt takes me back to the Authenticator.
Hello Tom O Neill,
You need to reach out to the prodcut support team to assist you with this as it is not supported t change accounts without a cloud backup or you will lose account access.
Call support here:
You can mark it 'Accept Answer' and 'Upvote' if this helped you
Regards,
Abiola