1. Find "Supplementary services"
Press the phone icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-09000b95-a726-4f7a-9b7e-a762d245e690.png?width=202&height=448)
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-81fb24d9-17d8-4fb1-be57-41ab4dae3fa0.png?width=202&height=448)
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-268a538f-6c45-430d-b9dd-81aa3b61ac1b.png?width=202&height=448)
Press Supplementary services.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-261958ab-4f46-488d-92ee-16bf6bbdbfb8.png?width=202&height=448)
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-55d0ba30-9c08-432e-8809-1bd66d7bfca7.png?width=202&height=448)
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-55d0ba30-9c08-432e-8809-1bd66d7bfca7.png?width=202&height=448)