The 9300 mobile phone can't receive the short message sent by the system.

There are three situations: 1 The mobile phone is equipped with security software, and the security software intercepts all short messages, but the possibility is very small, not how your friend sent it in.

Viruses and plug-ins in mobile phones will block some short messages of platform method, especially 10086. 10086 belongs to mobile phone reminder software. If it is blocked, will your phone charge or something, you don't know.

3 mobile phone system problems will also block short messages sent by the platform.

The simplest sentence is to change the card and change the machine test. If not, it's a cell phone problem. If not, it's the card.