Microsoft recommends the use of Microsoft Graph API instead of the Azure Active Directory Graph API. Microsoft has stopped addition of new feature in the Azure Active Directory API. The Microsoft Entra ID connector has been enhanced to use the Microsoft Graph API completely.
This is the companion discussion topic for the documentation at https://documentation.sailpoint.com/connectors/identityiq/microsoft/entra_id/help/integrating_entra_id/microsoft_graph_api.html