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Microsoft Teams: See more messages on mobile
Microsoft Teams mobile app (Android and iOS) will display more messages per screen with improved readability in conversations. This is a visual/UX enhancement with no breaking changes or required admin actions.
Microsoft's description
We are introducing a more streamlined messaging experience that displays more content on screen while improving readability when using Teams on mobile. These updates make it easier to scan conversations and follow the discussion flow, helping users stay productive and engaged wherever they work.