Under what circumstances, when you call the other party's mobile phone, there will be such a prompt. Sorry, the number you dialed has enabled SMS to remind you of incoming calls.

Explain that the owner has opened value-added services such as call reminder. When it is inconvenient to answer the phone, the owner will be reminded by SMS, and the standby owner will call you back when it is convenient.

"Call Reminder" service is a missed message reminding service, and its main functions are:

1. After the customer subscribes to this service, when the customer turns off the phone and is in a state of no signal and no incoming call, a prompt tone will be played to the caller, such as "China Mobile's incoming call reminder reminds you that the customer has started the incoming call reminder service, please feel free to hang up" (no charge). Seven called customers who subscribe to this service will receive SMS reminders.

2. When customers use call waiting and call forwarding, the call reminder service doesn't work.

3. The reminder received by the called customer who subscribes to this service includes all operator numbers.

4. The short message recording the incoming call information is kept in the system for 24 hours.

Extended data:

Troubleshooting of common faults in answering and making phone calls by mobile phone;

Symptoms: Incoming call prompts "The number you dialed is temporarily unavailable"

1. Because the calling card of the other party's mobile phone is not plugged in properly, resulting in poor contact, it will be disconnected temporarily, so you can try again later.

2. Because the other party is in a signal blind area, many mountainous areas or remote rural areas have no signal, or the signal where the other party is located is not good, and it will be temporarily unable to connect;

3. Because the other party's mobile phone is dead, the mobile phone will prompt that it can't be connected temporarily;

4. Because the other party doesn't want to answer his phone at all or it is inconvenient to answer it, although it is connected, but the other party doesn't answer or hangs up directly, the phone will prompt that it can't be connected for the time being;

5. Because the other party has started call forwarding and transferred to another number, but that number can't be connected, in this case, the mobile phone will also prompt that it can't be connected temporarily.