Stop spam calls from ringing your phone

Turn on the built-in setting that sends unknown callers straight to voicemail.

TechTakes 1 minuteFree

Updated October 24, 2026

How to do it

0 of 4 steps done

Tap each step as you finish it.

1iPhone (iOS 26): open Settings, then Apps, then Phone, then Screen Unknown Callers, and choose Silence.
2Older iPhones: open Settings, then Phone, then turn on Silence Unknown Callers.
3Android: open the Phone app, tap the menu, then Settings, and turn on spam call filtering (often called Caller ID and spam).
4Calls from your contacts still ring normally. Check voicemail for anything important.

Good to knowCalls from doctors' offices or deliveries may come from unknown numbers. Check your voicemail and missed calls each day.

Press Ctrl + Shift + T (Cmd + Shift + T on a Mac).

Set a full water bottle on your phone's flashlight to light up the whole room.

Stand your phone in an empty cup or glass, speaker end down.