To transfer the Domain Naming Master FSMO role, follow these steps while on a domain controller in the root forest domain, signed in with an account that is a member of the Enterprise Admins group:
- Open Active Directory Domains and Trusts (domain.msc).
- In the left navigation pane, right-click Active Directory Domains and Trusts and select Change Active Directory Domain Controller.
- Select the domain controller you want to transfer the Domain Naming Master FSMO role to from the list of domain controllers.
- Click OK when you're done.
- In the left navigation pane, right-click Active Directory Domains and Trusts and select Operation Master.
- Click Change.
- Click Yes to answer the question Are you sure ...