Samsung How to Block Unknown Callers automatically
Samsung 3817
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The Samsung device can automatically block unknown callers, including callers who suppress their phone number. If the function is activated, all calls for which the phone number is not visible are automatically rejected.
Android 11 | One UI 3.0
- Tap on Phone
- Open the Menu
- Tap on Settings
- Tap on Block numbers
- Turn On/Off Block unknown/private numbers