If you want to block the unknown callers on Android, then these are the ways that will come in handy.

To be clear, these methods don't stop robocalls. They just send them directly to voicemail without ever ringing your phone. On the next screen, toggle the "Silence Unknown Callers" button to green. On ...

Caller ID used to be a very simple thing in the "landline phones and copper wires" days. If somebody called you, their number showed up on the display, and if it didn't, then the caller had ...

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