I get harassing calls every day, calling back and saying that the public service advertisement is not there.

Power outage interception saves a lot of trouble.

You can try Tencent mobile phone housekeeper, open housekeeper-protection monitoring-harassment interception.

Tencent Mobile Manager can realize the security interception function from the bottom of the system, including intercepting spam calls, spam messages, blacklists, whitelists, intelligent interception and other functions, and can realize the real-time update of the harassment interception library in the cloud.