Read help info
When call waiting is turned on, you can hear and answer a new incoming call while you're on the phone. Follow these instructions to use call waiting.
You need to turn on call waiting before you can use this function. Click here for information on how to turn call waiting on or off.
Use call waiting
Press the accept call icon and drag the icon right.
End active call
Press End call.
The active call is ended and the call on hold is automatically activated.