This functionality is in Public preview now, it needs to be enabled first before you can use it within the Teams client. Read more here: https://techcommunity.microsoft.com/t5/microsoft-teams-blog/microsoft-teams-connect-shared-channels-is-rolling-out-to-public/ba-p/3252901
sharing a channel among teams
Marco Panizza
21
Reputation points
In the team's channel management window I see a list header "channels shared from other teams"; the list is always empty because I'm not able to share channels among teams. How can one do that ?
I attach a screenshot of what I'm talking of (forgive if in Italian):