Apple 13 card has unread message, and the card is gone. What happened?

Turn on the phone to open 3Dtouch, press and hold the information icon, select new information, click Cancel after entering, and you can generally read unread information.

Are there any short messages in the mobile phone? Users can look carefully in the short messages and should be able to find them. I can't find it, or it may be that spam messages were intercepted by security software. Users can access the security software to view the intercepted spam messages. In the spam messages of classified information, some mobile phones have the function of dustbin, which can be queried. Apple mobile phone system bug, this can update the system and try to fix it.