Domain Name Add Computer. Go into active directory and move the computer into the correct ou or container as some call it. Press the Windows key R to open the Run command box.
Run this command to join a computer to the domain and specify the OU path. You should have the correct domain info but if not contact your Network. On the Windows 10 PC go to Settings System About then click Join a domain.
The most popular and the default usage and meaning of the domain is the internet domain.
PS C add-computer -domainname SS64Dom -restart. On the Windows 10 PC go to Settings System About then click Join a domain. Example of linux server enabled. This parameter is valid only when one computer is.