Link:
Blocked Teams Federated Chat for Trial Tenants (office365itpros.com)
Free Teams Licenses Now Blocked for Federated Communications – blog by Tony Redmond
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Microsoft Teams
Chat Banners in Microsoft Teams Meetings – Let’s Fix Those – blog by Shari Oswald
Link:https://tekkigurus.com/chat-banners-in-teams-meetings-fix-those/