Session status messages
Session Status

Due to inactivity, your session will end in approximately 2 minutes. Extend your session by clicking OK below.

Due to inactivity, your session has expired. Please sign in again to continue.

Apple iPhone - Turn Silence Unknown Callers On / Off

2026-10-22 16:06:40.856

Apple iPhone - Turn Silence Unknown Callers On / Off

Here's how to turn sounds for calls from unknown numbers on or off with your iPhone.
  • Calls from unknown numbers are silenced, sent to voicemail and displayed on the 'Recents' list.
  • Phone numbers that call and have been previously texted or shared an email including the phone number are not silenced.
  • This setting isn't available for the iPhone 6 / 6 Plus.
  1. From a Home screen on your Apple® iPhone®, tap
    Settings
    Settings icon.
    If unavailable, swipe left to access the App Library.
  2. Tap
    Phone
    .
  3. Tap
    Silence Unknown Callers
    then tap the
    Silence Unknown Callers switch
    on On switch or off Off switch.
For additional ways to detect and block spam calls, check out this Apple Support page.