If it were me I'd just build from scratch rather than bringing the old stuff along with upgrade process, unless there was some particularly weird piece of software you don't have install media or support for.
Particularly the domain. Renaming it or trying to migrate to a new forest will only bring heartache. It would take some seriously unique situation to get me the whack that hornets' nest.
GreenLFC º e>
greenleaderfanclub@protonmail.com
Infosec / Ham / Retro º masto> greenleaderfanclub@distrotoot
Avoids Politics on BBS º gem> gemini.greenleader.xyz
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