To share your screen during a video call, you have to select and permit the share. Choose Start Screenshare
from the menu in the video calls window.
Your browser will present its Screen Sharing dialog where you can select which screen, or application window, to share.
The screen share image replaces your webcam stream and is transmitted peer-to-peer to your partners during video calls.
Stop sharing by clicking Stop Screenshare
in the menu.
Screen sharing is not enabled on mobile devices.