To control an ongoing call using a WebRTC keypad in ContactPad, click the arrow below the Hangup and mute buttons. The panel expands and displays the keypad.
For information about tasks you can perform during a call using a keypad, see Controlling calls using your telephone keypad in ContactPad.
If you are using ContactPad Refresh, when you are connected to a call, to open the keypad, click the keypad icon in the WebRTC control panel.