How to cancel Xiaomi's peer-to-peer SMS?

According to the information you provided, the point-to-point SMS service refers to the SMS transmission from mobile phone to mobile phone. Among them, peer-to-peer SMS in the network refers to sending messages to each other between Unicom users, and peer-to-peer SMS outside the network refers to sending messages to each other between Unicom users and other network users. If you don't send SMS, there will be no point-to-point SMS fee.