We are happy to announce this feature is released on Windows. We are working on support for Mac and will update as we have more details.
Please refer to this page for more info on this feature: https://support.office.com/article/share-system-audio-in-a-teams-meeting-dddede9f-e3d0-4330-873a-fa061a0d8e3b.Angus Lavin commented
Hi Alex. Is this issue now fixed. I hold a weekly meeting with 40 staff and it would be really good if we could hear the video's being shared. They can see the image but not the sound.