If you want to install Active Directory, create and delete users, create groups, and add users to a group, follow these instructions.

If you want to backup and restore Active Directory in Windows Server, you can follow the detailed instructions mentioned in this post.

How to install and configure Active Directory Rights Management Services to lock down your organization's files and shares.

For instance, Server Manager running on Windows Server 2012 or Windows 8 cannot be used to install roles, role services, and features on servers that are running Windows Server 2012 R2.