How do I set up call waiting?

To set up call waiting on your Yealink phone, follow the steps outlined below: 

1. Press Menu, then Feature, then Call Waiting.
2. For the Call Waiting field, press the left or right arrow keys, or the Switch softkey to select Enabled.
3. For the Play Tone field, press the left or right arrow keys, or the Switch softkey to select Enabled.
4. Optional: For the On Code or Off Code fields, enter the call waiting on code or off codes.
5. Press the Save softkey to accept the changes, or the Back softkey to cancel.