Rvaddonmsi+visual+studio+2015+download+upd !free!

The official Rockwell Knowledgebase article (requires login) hosts the latest upd. For offline use, the Internet Archive may have older versions, but verify SHA-256 checksum:

Request the file RVAddonMSI_Upd_2.3.1.msp through your Rockwell distributor. Provide your support contract ID. rvaddonmsi+visual+studio+2015+download+upd

A "review" of a file like rvaddon.msi for Visual Studio 2015 generally concerns its role as an add-on component installer package rvaddonmsi+visual+studio+2015+download+upd