1. Find "Phone"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-41ffa20b-57de-4a47-969c-f76446ade6e0.png?width=208&height=368)
Press Phone.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-fd55d9a1-56bd-4073-9c2c-be62a8e0e7c8.png?width=208&height=368)
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-2049e68d-6ec0-4892-b12a-8c2f8f09481d.png?width=208&height=368)
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-414fe973-ce1e-4d17-8cde-17ba9aad9353.png?width=208&height=368)