Thank you for your continued feedback. Screen sharing on Chrome and Chromium-based Edge is fully supported. For more information, please visit https://docs.microsoft.com/en-us/microsoftteams/limits-specifications-teams#browsers.
For Safari and Firefox, only incoming screen sharing is currently supported. Safari outgoing screen sharing is on the backlog, and Firefox outgoing screen sharing is under review.
An error occurred while saving the commentp thangaraj commented
Please enable this feature as additional option like webevent option while scheduling the session so that the required meetings can be set and so unnecessary network bandwidth/speed/traffic issues will be avoided.