Micro-texting didn't respond.

1. You can try to send a message to other objects, so as to judge whether it is due to the problem of micro-signal registration or the problem of mobile phone arrears. If all other information is correct, you need to determine whether you need to send SMS when registering, or whether you can send it at any time.

2. Interception of mobile phone soft armor has positioned this number as a spam message and cannot send it. The solution is to add the number to the address book, edit a name and save it, and then send it again, and the problem can be solved.