Conversations involving multiple participants, allowing collaboration and information sharing in Teams
I just got some help from Microsoft on Twitter.
It turns out that we are posting our questions in the wrong channel. The product managers are reading the feedback that they get when we click the question mark in the lower left corner of Teams for business.
Please follow the instructions in https://support.microsoft.com/en-us/office/give-feedback-in-teams-c0fb6297-22af-4db5-b19b-69e0a6720927#ID0EBBD=Desktop