1. Find "Supplementary services"
Press the phone icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8fed7c12-3b5b-4b30-b370-2b0eb7b38300.png?width=204&height=452)
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a37b817c-441c-4894-a566-cd2233382c51.png?width=204&height=452)
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a6f59dd6-3e8f-4125-baa5-f812c98885b7.png?width=204&height=452)
Press Supplementary services.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ccec7722-17cb-4a8f-b24e-ba365ffeba54.png?width=204&height=452)
2. Turn call waiting on or off
Press the indicator next to "Call waiting" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-573a98cf-a674-4b71-83f0-95cd26723592.png?width=204&height=452)
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-573a98cf-a674-4b71-83f0-95cd26723592.png?width=204&height=452)