1. Find "Supplementary services"
Press the call icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7101024-f-2beeadba-68e2-4543-bc22-952ec0b54a6f.png?width=392&height=458)
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7101024-f-013dfe74-1921-41b3-9289-8f009913aa71.png?width=392&height=458)
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7101024-f-ad197fe3-322f-4b4f-90ca-6cea24aa07d3.png?width=392&height=458)
Press Supplementary services.
![](http://wmstatic.global.ssl.fastly.net/ml/7101024-f-05296449-193c-45a8-bf2e-d41c14582850.png?width=392&height=458)
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/7101024-f-775dcc89-fc43-49ee-9d88-a321e84d6f6c.png?width=392&height=458)
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7101024-f-775dcc89-fc43-49ee-9d88-a321e84d6f6c.png?width=392&height=458)