I am setting sharepoint 2013 single server farm for training and learning purposes and while clicking on "Promote this server to a domain controller", i am getting error, please see below screenshots.Can someone please assist?
In short, The
forest root domain name consists of two parts
prefix.suffix, you are tried to set the
forest root domain name to a single label domain name so you got this error!
Read more about Assigning Domain Names
In your case (
Learning environment), try to set
forest root domain name as
Note: Installing the AD role on the same Standalone SharePoint server will work but it's recommended to install the AD role in an independent server (VM) to avoid the performance issue.