How to Install Active Directory on Windows Server 2012 R2

This Post will explain step by step how to install Active Directory in server 2012 R2. This active directory tutorial will also help you to Configure for Windows Server 2008, Windows 2012 and Windows Server 2016

What is Active Directory

Active Directory is a Microsoft technology used to manage computers and Laptops on a network. It is a feature of the Windows Server operating system. We can Manage our end Devices From Active Directory and also manage permissions and access to networked resources. This is a very brief answer to What is Active Directory

System Requirement for installing Active Directory

Processor: Minimum 1.4 GHz, 64-bit processor

RAM: Minimum 512 MB

HDD: Minimum 32 GB

Let’s Install Active Directory in Windows Server 2012 R2

The First Step is to check your Network Configuration and set your DNS of server 127.0.0.1 .this server will also act as the DNS server.

Install  active Directory  2016

Rename for server name that you want to assign in this tutorial I have given DC

how to install Active directory

To set up a domain controller server 2012 R2, I will First install the DNS role first. This is not a must , you can also install DNS during the install Active Directory in Windows 2012 R2. But as per best practice, we should add DNS role first.
To do this we need to open “Server Manager” it can open using the shortcut on taskbar or from Start > Server Manager

how to install Active directory

In Server Manager window click on the option “Add roles and features”

how to install Active directory

Then it loads “Add Role Wizard”, Click on next to continue

how to install Active directory

In the next window select “Role-based or feature-based installation” default selection and click on next

how to install Active directory

In the next window, we have to select in which server we have to install this role. in this case, it will be local. so keep the default selection and click on next.

how to install Active directory

In the next option select the “DNS Server” and click on next

how to install Active directory

Then it will prompt a window to inform about the additional features that DNS role required. Click on “Add features” to continue.

how to install Active directory

In the next window, it gives the option to select any additional feature, click on next to continue

how to install Active directory

After that, it will give brief information about the DNS role, click on next button to continue

how to install Active directory

In the next window, it will give information about the selected features and click on “Install” to begin the installation

how to install Active directory

Then it will start the installation and we have to wait till it completes

how to install Active directory

When Installation is completed click on close.

how to install Active directory

Then access DNS server using server manager > Tools > DNS

how to install Active directory

It will Open DNS Manager

how to install Active directory

Now we are ready to set up a domain controller server 2012 R2 load server manager and click on “Add roles and features

how to install Active directory

In next Step keep “Role-based or feature-based installation” default selection and click on next

how to install Active directory

In the next window, we will select in which server AD role will install . in our case it will be local. so keep the default selection and click on next

how to install Active directory

In next window select and click on tick box “Active Directory Domain Services”

how to install Active directory

After that, it will prompt a window in which it will show additional features require d for installation.click on “Add Features” to continue.

how to install Active directory

Then in the next window click on next to continue

how to install Active directory

In the next window, it will show an additional feature to install. but we will keep the default selection. Click next to install

how to install Active directory

In the next window, it gives brief information about the AD service. Click on next to continue.

how to install Active directory

In the next window, it gives brief information about the installation. Click on “install” to start the installation

how to install Active directory

In the next window, it will start the installation and we have to wait till it will be completed after that clink on close and Reboot your Server

how to install Active directory

After Sever Restart, we have to open”Server Manager” and click Task flag on the right-hand corner. then it will show like the Snapshot click on “Promote this server to a domain controller”

how to install Active directory

Then it starts the Active Directory Domain Services Configuration wizard. Since it is going to be new forest we have select the option “Add a new forest” and type the domain name “mysystemadmin.com” which i will be using on the forest after that click on “next” to continue

active directory domain services configuration wizard 2012

In the next window of the Active Directory Domain Services Configuration wizard, we can select the forest and domain functional levels. we will keep it default. then in domain controller capabilities, we keep it default selected DNS server and Global Catalog as its first DC in the forest. then we need to set a password to use in DC recovery. Click on next to continue

active directory domain services configuration wizard 2012

In the next window of Active Directory Domain Services Configuration wizard, it will give the following error but it can be ignored. Click on next to continue

active directory domain services configuration wizard 2012

In the next window of Active Directory Domain Services Configuration wizard, it asks for the NetBIOS name. we will keep it default and click on next to continue

active directory domain services configuration wizard 2012

In the next window of Active Directory Domain Services Configuration wizard, it will give the option to change file paths for the AD database, log files and SYSVOL files. we can change the path or keep the defaults. once changes are done click on next to continue

active directory domain services configuration wizard 2012

In the next window of Active Directory Domain Services Configuration wizard, it will show the description of the installation. Click on next to continue

how to install Active directory

In the next window of Active Directory Domain Services Configuration wizard, it will run a system check and verify the system is compatible with the selected installation. once the test is completed successfully click on install to begin the installation. if it will show any critical errors, those errors need to be addressed before the installation begin

active directory domain services configuration wizard 2012

then it will start the installation and we need to wait till it completed

active directory domain services configuration wizard 2012

Once the installation completed server will automatically reboot after the server is rebooted log in the server using domain admin credentials.

User: mysystemadmin/administrator

Password : ********** (it will be earlier local admin password)

After login, Open “Server Manager” and click on “Active Directory Users and Computers” option and it will open the Console as shown in the screenshot.

Active Directory Users and Computers

We have Successfully Install the Active Directory in Windows Server 2012. This active directory tutorial for the installation of the active directory of windows server will be the Same for Windows Server 2016, you have to follow the same steps.