Install Active Directory on Windows Server 2012

This article walks you through the process of setting up the Active
Directory® role on a Microsoft® Windows Server® 2012 server.
This article is intended for users who don't have existing Active Directory
forests. It does not cover how to configure a server to act as a domain
controller for an existing Active Directory forest.

Note: For information about setting up the Active Directory Domain
Services (AD DS) role on Microsoft Windows Server 2008 R2 Enterprise 64-bit
(W2K8), see Install Active Directory Domain Services on Windows Server 2008
R2 Enterprise

Install Active Directory

Use the following steps to install Active Directory on the server:

  1. Open the Server Manager from the task bar.

  2. From the Server Manager dashboard, select Add roles and features.

    The Roles and Features Wizard launches. This wizard enables you to
    make modifications to the Windows Server 2012 instance.

  3. On the Installation Type screen, select Role-based or
    and click Next.

    Note: Roles represent the major feature sets of the server, such as
    Internet Information Services (IIS). Features provide additional
    functionality for a given role.

  4. By default, the current server is selected. Click Next.

  5. On the Server Roles screen, select the check box next to Active
    Directory Domain Services.

    A notice displays that explains that you must also install additional
    roles, services, or features in order to install Domain Services. These
    additional capabilities include certificate services, federation services,
    lightweight directory services, and rights management.

    To select additional capabilities, click Add Features.

  6. On the Select features screen, select the check boxes next to the
    features that you want to install during the AD DS installation process and
    click Next.

  7. Review the information on the AD DS tab, then click Next.

  8. Review the information on the Confirm installation selections screen,
    then click Install.

    Note: Information on the progress of the installation displays.
    After the installation is complete, the AD DS role displays on the Server
    Manager landing page.

Start the remote registry service

Before you can promote the server to domain controller, you must start the
remote registry service by using the following steps:

  1. Click Start > Control Panel.

  2. Under Services, right-click Remote Registry and open the
    Properties menu.

  3. From the Startup type: drop-down menu, select Automatic.

  4. Under Service Status, select Start.

    The remote registry service starts.

Configure Active Directory

After you have installed the AD DS role, you must configure the server
for your domain by using the following steps:

  1. From the task bar, click Open the Server Manager.

  2. Select the yellow notifications icon in the top navigation bar of the
    Server Manager window.

    The Notifications Pane opens and displays a Post-deployment
    notification. Click the Promote this server to a domain
    link that appears in the notification.

  3. From the Deployment Configuration tab, select Radial options > Add a
    new forest
    . Enter your root domain name in the Root domain name field
    and click Next.

  4. Select a Domain and a Forest functional level.

    Note: These selections affect features and server domain controller
    eligibility. For further information on domains and forest functional
    levels, see the official Microsoft documentation.

    Enter a password for Directory Services Restore Mode (DSRM) in the
    Password field.

    Note: The DSRM password is used when booting the Domain Controller
    into recovery mode.

  5. Review the warning on the DNS Options tab and select Next.

  6. Confirm or enter a NetBIOS name and click Next.

  7. Specify the locations of the Database, Log files, and SYSVOL
    , then click Next.

  8. Review the configuration options and click Next.

  9. The system checks if all of the necessary prerequisites are installed on
    the system. If the system passes these checks, click Install.

    Note: The server automatically reboots after the installation is

  10. After the server reboots, reconnect to it by using Microsoft Remote Desktop
    Protocol (RDP).