Security

How to Block Spam Calls on Android and iPhone (2026)

Being Tricky

The short answer

To block spam calls on a Samsung Galaxy, open Phone → ⋮ → Settings → Caller ID and spam protection, turn it on and switch on Block spam and scam…

At a glance

About 20 minutes · Advanced · For Security

Key point 1 of 5

Samsung's own Phone app has a spam filter built in.

Key point 2 of 5

Pixel phones and many other Android phones use Google's Phone app.

Key point 3 of 5

Your mobile network sees calls before your phone does, so its filter catches some spam your phone never would.

Key point 4 of 5

Do-not-call lists stop legitimate businesses from calling you with sales pitches.

Key point 5 of 5

Reports feed the databases that carriers and phone makers use to label spam, and they help regulators find the people behind it.

You might ask

How do I permanently block spam calls? No setting blocks every spam call forever, because scammers keep switching numbers.

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How to Block Spam Calls on Android and iPhone (2026)

Being Tricky