1. Find "Supplementary services"
Press the phone icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0b11ccb8-d393-4faf-8bf0-0cc68b8038f5.png?width=208&height=450)
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-766c4a66-a5bb-49b6-a2bf-721573e39548.png?width=208&height=450)
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-42228391-2d0a-434b-ac5a-4b55bfb18f52.png?width=208&height=450)
Press Supplementary services.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-84fc27f6-1815-4389-ab5b-ecac6cf0f107.png?width=208&height=450)
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-d4f75abc-fbd9-4ba5-9d9d-44a32a0a50b5.png?width=208&height=450)
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-d4f75abc-fbd9-4ba5-9d9d-44a32a0a50b5.png?width=208&height=450)