Updating status based on comment from community member. Will update again when we receive further giving info on the scenario.
This feature request is being reviewed by the feature team. No new details to share at this time.
In addition to being available on Windows & Mac, we have released iOS 2×4 (mobile) and 3×3 (iPad), along with Large Gallery and Together Mode. You will see these options with the latest version from the app store. We are targeting availability for Android clients (mobile and tablet) this quarter as well.
You can read more about Large gallery view, Together mode, as well as other new meetings experiences here: https://techcommunity.microsoft.com/t5/microsoft-teams-blog/new-meeting-and-calling-experience-in-microsoft-teams/ba-p/1537581