During a video call
Select Options > Enable or Disable and the desired option.
Select Mute or Unmute.
Select Options > Activate loudspeaker . If you have attached a compatible headset with Bluetooth connectivity, to route the sound to the headset, select Options > Activate handsfree .
Select Options > Activate handset .
Select Options > Send snapshot . Video sending is paused and the snapshot is shown to the recipient. The snapshot is not saved.
Select Options > Zoom .
Select Options > Adjust > Video preference > Normal quality , Clearer detail or Smoother motion.