The link is to is to version 1.0.1611.0. This is the latest version available. Definition updates take care of the rest. Did you mean he should get a Beta and then upgrade it? Or perhaps you did mean the latest definition update, which is Latest antivirus definition version: 22.214.171.124. of yesterday's date? That will arrive to the user via normal updates on the selected schedule.
I just thought possibly the OP new something about available downloads I do not. Since I am not an MSDN member, I do not have access to those type announcements and would not have information on such a download.