Call and SMS to inform.

1, the other party starts the call reminder service and starts the call reminder. When the call is turned off, there is no power, and it is not in the service area, you can receive SMS reminders when you resume normal calls, so as to know the call situation in time and not miss important calls.

Hello friend, the reminder service you mentioned is provided by the communication company, and it is charged normally. If you want to cancel this service, just call the customer service directly.

3. When the other party is on the phone, the user will receive this prompt when dialing the other party's mobile phone. The other party is not convenient to answer the user's phone, and you will receive the same prompt when you hang up or don't answer. The line is busy and you can't get through. You can reconnect after the called party hangs up.

4. The called party turns on the call reminder function. If the other party is turned off or out of service, you will hear an incoming call reminder when dialing and the system will record the incoming call. After the other party's mobile phone returns to normal, you will receive a short message to inform you of the incoming call information.

5. Hello, first of all, thank you for your support to China Telecom. According to your description, this situation indicates that the other party is shutting down or offline mode cannot be connected, and the phone you dialed will be sent to the user by SMS.

6. According to the information you provided, the host has set the incoming call to be transferred to the incoming call secretary when the phone is turned off. If there is no signal, the system will send a message to inform the owner of your incoming call information so that the owner can reply to you. Please understand.