To demote a domain controller graciously using Server Manager, follow these steps:
- Open Server Manager, (servermanager.exe).
- In the gray top bar of Server Manager, click Manage.
- Select Remove Server Roles and Features from the context menu.
The, Remove Roles and Features Wizard appears.
- On the Before you begin screen, click Next.
- On the Select destination server screen, select the local Windows Server installation from the server pool list, and then click Next.
- On the Select server roles screen, deselect the Active Directory Domain Services role from the list of installed roles.
- In the popup screen, click the Remove features button to Remove features that are required for Active Directory Domain Services:
- On the Validation ...