How to set iPhone to mute unknown calls?

Recently, there have been more and more fraudulent calls. In the past, there were once every 1~2 days, and recently there have been 3 or more times in 1 day. For many users, this is extremely annoying behavior. What can be done about it? Reduce the nuisance of these calls? In fact, it can be solved by using the iPhone’s unknown call mute function.

First enter settings, phone number

Set unknown calls to mute, activate

You can automatically mute people who are not in your contact information when they call you. When the tone is muted for a long time and no one answers, the number of advertising calls will have a significant downward trend.

Of course, the above settings may cause you to miss some strange calls that really need to contact you, as well as those spam advertising calls. You will leave a message and continue recording, but you are You will receive a notification like a message showing "Silent Call", so the impact is not as big as imagined.

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