Backup and restore limitations for Entra ID
The backup and restore limitations of the Microsoft ID connector are:
Backup and restore of passwords and multifactor authentication are not supported due to Graph API limitations.
Restore of multifactor authentication for the permanently deleted users is not supported.
Backup and restore of Application Registrations and Enterprise Applications' secrets are not supported.
Restore of Distribution Lists or Mail-enabled security groups is not supported.
Restore of eligible assignments and assignments with expired dates is not supported due to Graph API limits.
Backup and restore of photos or logos are not supported.
Only cloud-native attributes are restored for on-premises synchronized objects.
To perform restore of an Enterprise Application, its corresponding Application Registration should be restored first.
Restore of Enterprise Application for which the corresponding Application Registration is permanently deleted is not supported.