Install the PowerShell module using the following commands. The preview experience allows administrators to add any available authentication methods for users, while the original experience only allows updating of phone and alternate phone methods. You can add authentication methods for a user via the Azure portal or Microsoft Graph. Add authentication methods for a specific user, including phone numbers used for MFA.When managing Azure AD Multi-Factor Authentication methods for your users, Authentication administrators can: Administrators can manage these methods in a user's authentication method blade and users can manage their methods in Security Info page of MyAccount. Authentication methods, which are always kept private and only used for authentication, including multi-factor authentication (MFA).For users synced from on-premises Active Directory, this information is managed in on-premises Windows Server Active Directory Domain Services. Public profile contact information, which is managed in the user profile and visible to members of your organization.Users in Azure AD have two distinct sets of contact information:

Setup ms authenticator