NewMicrosoft Teams
Microsoft Teams: Preloaded video for Teams Events and Meetings
Teams event and meeting organizers can now preload videos from OneDrive directly into events/meetings when using Manage What Attendees See mode, improving video playback quality and consistency for attendees.
Microsoft's description
Users can now upload videos directly into a Teams event or meeting from OneDrive from the "Manage view" options when an organizer has turned on Manage What Attendees See mode. This ensures a smoother high quality video playback with a more consistent experience for attendees.