How can Huawei restore Apple by hacking SMS?

Apple mobile phone system automatically judges, and Apple mobile phone users set it.

1, Apple's mobile phone system automatically determines: After the Android phone blacked out Apple's mobile phone number, the SMS sent on Apple's mobile phone will be automatically determined as read.

2. Apple mobile phone user settings: Apple users can set the blacklist function in their mobile phones. Once the blacklist number sends a short message, it will be automatically judged as read.