![Apple iPhone 8 Plus](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ddb9b784-c47e-426e-bb4d-89016424b340.png?width=150&height=320)
Apple iPhone 8 Plus
iOS 16.0
1. Find "Silence Unknown Callers"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-9f5985fa-d159-49db-9fe4-9e8de46db495.png?width=208&height=368)
Press Phone.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-17d45ff3-6be1-4aa1-9a02-16ea8237fdbc.png?width=208&height=368)
Press Silence Unknown Callers.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-6ee3f462-2048-43d1-b066-b5d11d1a237b.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/7151223-f-1a1b34ea-865c-4022-9e16-76171b2bf3c1.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/7151223-f-1a1b34ea-865c-4022-9e16-76171b2bf3c1.png?width=208&height=368)