1. Find "Phone"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7c516ebd-9d55-43e4-8c13-280c44507f23.png?width=204&height=366)
Press Phone.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ab0e5243-3d12-40dc-bfaa-943f095aca0e.png?width=204&height=366)
2. Ignore calls from unknown numbers
Press the indicator next to "Silence Unknown Callers" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-04fddf49-62e2-433c-bfbc-93592aa2c584.png?width=204&height=366)
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-efba410a-bfde-4f12-98fb-486f2668868d.png?width=204&height=366)