If you use the UserPrincipalName parameter, you needn't utilize the AzureADAuthorizationEndpointUri parameter for MFA or federated people in environments that Typically call for it (UserPrincipalName or AzureADAuthorizationEndpointUri is needed; OK to make use of both of those). Tenants provisioned right after June 2023 have Entra B2B integration enabled by default https://sudoku-blocks-game-walkth55666.blogsvila.com/36040764/not-known-facts-about-sudoku-blocks-game-with-hints