Dynamics 365 licensing is changing. Microsoft Learn content may reflect either the updated branding or earlier branding during our period of transition. For more information about these licensing changes, see Dynamics 365 Licensing Update.
As an individual, the external user may have a number of identities from which to choose when registering and accessing a portal. It is important to understand the different ways to onboard portal users and the options that can be made available to portal users for validating their identity and maintaining their profiles.