Using Video call control keys
1 Incoming video call window
2 Outgoing video call window
3 Microphone on/off. Tap to mute or unmute your
microphone
4 Camera on/off. Tap to stop or resume the outgoing
video feed. When stopped, a still image is shown
5 Keypad on/off
6 Swap windows. Tap repeatedly to cycle through the
available image display options
7 Switch camera. Tap to toggle between the video call
or the main camera
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