Why can Xiaomi Mobile Security Center still receive the message of blacklist number? How can I not receive the blacklist message at all? Ask for help

There must be something wrong with your mobile phone security software.

You can try Tencent Mobile Manager. This security software supports harassment interception, and you can manage blacklists within the settings of this function.

Open Tencent Mobile Manager-Protection Monitoring-Harassment Interception-Settings-Blacklist

After adding the harassing number to the blacklist according to the above steps, the incoming call of this number can be intercepted smoothly.