How to Silence Unknown Callers on an iPhone 11

  • This setting will change your iPhone call behavior so that unknown calls are immediately silenced, sent to voicemail, and displayed in the Recent Calls list.
  • This won’t affect calls from people in your contacts, recent outgoing calls, and Siri Suggestions.
  • You can turn this on or off as needed.
  1. Open the Settings app.
  2. Scroll down and choose the Phone option.
  3. Tap the button to the right of Silence Unknown Callers.

Spam call frequency has increased significantly for a lot of people over recent years, to the point that most people won’t answer a call from a number they don’t recognize.

While there are apps and services that can help to block some of these calls, you may be interested in taking a more aggressive approach.

There’s a setting on your iPhone 11 that lets you silence unknown callers. This means that calls from unknown callers will go straight to your voicemail.

Our guide below is going to show you where to find this setting so that you can silence calls from unknown callers so that they stop bothering you.

How to Send Unknown Callers to Voicemail Automatically on an iPhone 11

The steps in this article were performed on an iPhone 11 in iOS 13.3.1, but will also work on other iPhone models using iOS 13.

Step 1: Tap the Settings icon.

open the Settings app

Step 2: Scroll down and choose the Phone option.

open the Phone menu

Step 3: Touch the button to the right of Silence Unknown Callers to turn it on. I have enabled this setting in the image below.

how to silence unknown callers on an iPhone 11

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