@Anonymous Thank you.
im following the link you gave me, however i run into a issue
i receive this error even though i am on the enterprise admins and schema admins group. i have restarted the VM also
PS F:\Windows Server 2019\support\adprep> .\adprep.exe /forestprep
Adprep detected that the supplied or default user is not a member of the follow [Status/Consequence] Adprep has stopped without making changes.
[User Action] Verify the user is a member of Enterprise Admins group and Schema Admins group.