WeChat phone book can't receive verification SMS.

1: If connecting to WIFI, check whether the mobile phone is in a place where there is no signal. If the signal is still weak, Bian Xiao will teach you here. You turn on the flight mode, wait for 5- 10 seconds, and then turn off the flight mode, and you will find that your signal is very good. This will help you receive the SMS verification code in time.

2. Check whether the information received by the mobile phone is full, so it is not received.