How to Deploy a Secondary Domain Controller (DC) on Windows Server 2016

How to Promote a Secondary Domain Controller (DC) on Windows Server 2016

Prerequisites

An existing ADDS
Domain Admin Access
ADDS Role installed but not promoted just yet. Here’s a step by step (How to Deploy, Promote and Configure ADDS Services on Windows Server 2016)

Step by Step

1. On the Server Manager Console notifications flag and select Promote this server to a domain controller.

2. On the Deployment Configuration page, select Add domain controller to an existing domain then Next.

3. On the Domain Controller options page, keeps default and assign the password for the DSRM then Next.

4. On the DNS Options page, click Next.

5. On the Additional Options page, select the IFM options if required and replication then Next.

6. On the Paths page, Next. (you can always change this one if you need to, in my case I just keep default values)

7. On the Review Options page, review and click Next to proceed to the Prerequisites check and then installation.