Why can't Xiaomi's mobile phone receive notification SMS?

Several situations in which Xiaomi's mobile phone can't receive notification SMS;

The mobile phone is equipped with interception software.

Cell phone turned off, no signal, arrears or turned off.

I can't receive SP message on the first day of recharging after the phone is in arrears.

Mobile phones are used abroad.

Mobile phone text messages are full.

In some areas, there are failures of mobile phone networks and operators.

If you can't receive the notification SMS, it is suggested to investigate according to the above situation first, and refer to the following solutions:

Remove SMS blocking from the application, or change the phone.

Arrears due for downtime are generally recovered within 24 hours after payment, basically

In 24 hours.

If it is a signal network delay, you can try to get it later.