How to introduce windows Server 2022 domain controllers into an environment that has Windows Server 2012 domain Controllers.
For More Info See;
Migrate From Server 2012 to Server 2022 Domain Controllers
https://www.petenetlive.com/kb/article/0001790
Additionally;
Windows – A Delegation For This DNS Server Cannot Be Created
https://www.petenetlive.com/KB/Article/0001287
Windows Server – Locating, Transferring, and Seizing FSMO Roles
https://www.petenetlive.com/KB/Article/0001257