Send message while on a video call Updated September 24, 2019 12:01 On desktop (MacOS and Windows) or on Wire for Web: Once you're on a video call click Chat . Was this article helpful? Yes No 0 out of 1 found this helpful Have more questions? Submit a request Related articles Send messages while on an audio call Switch cameras during a video call Start screen sharing Are calls end-to-end encrypted? Switch from an audio call to a video call (and vice versa) Comments 0 comments Please sign in to leave a comment.