The scripting forum has not yet migrated so I'd suggest asking here about robocopy.
https://social.technet.microsoft.com/Forums/scriptcenter/en-US/home?forum=ITCG
These forums are tag based as opposed to MSDN/TechNet topic based forums. As to tagging here you can see the list of possibilities here.
https://learn.microsoft.com/en-us/answers/topics.html?sort=name
a little more info here as well.
https://learn.microsoft.com/en-us/answers/articles/388/microsoft-qa-frequently-asked-questions.html
--please don't forget to Accept as answer if the reply is helpful--