1. Find "Supplementary services"
Press the phone icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-82001f12-5ac0-4ab7-b54e-34f497279b52.png?width=214&height=454)
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-204f34ec-af97-43c3-8201-a3d152c573ed.png?width=214&height=454)
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-cbee114b-7cae-48aa-9235-f8ceacb7a1c9.png?width=214&height=454)
Press Supplementary services.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-edacb8f0-2c72-4b28-9112-26d3ee9f334b.png?width=214&height=454)
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-e4d97040-527d-4a2f-a914-9eb90996d6ad.png?width=214&height=454)
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-e4d97040-527d-4a2f-a914-9eb90996d6ad.png?width=214&height=454)