You can download a mobile phone 360 or security housekeeper, which has the function of shielding incoming calls, which is called blacklist. After it is set, his call will be automatically disconnected, even without ringing. You can go to the 360 software on the computer to manage the mobile phone software module at home, find these two softwares according to your needs and download them to your mobile phone. After installation, the application of these two softwares is very simple. Ask me if you don't understand.

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