Currently, "Require re-register MFA" can only be set https://docs.microsoft.com/en-us/azure/active-directory/authentication/howto-mfa-userdevicesettings#manage-user-authentication-options, or via Pow...
You would think that they would come up with an easy way to do this...
I mean, in the Azure Portal you have simple button for "Require re-register multifactor authentication".
Why not make this exact same behavior available with Grahp cmdlet?