How to block cornet?

First of all, we need to open the mobile phone housekeeper that comes with the mobile phone. Then find the option of intercepting and turn it on, then select the option of intercepting short messages in intercepting and turn it on, and finally turn on the option of "There is a message prompt in the notification bar after intercepting" in the option of intercepting short messages, and then the mobile phone will automatically block no matter how many spam messages it receives.