How does Unicom mobile phone transfer the incoming call reminder of SMS?

You mean how to open the SMS call reminder service? Unicom provides call reminder service. When your mobile phone is turned off, there is no power or signal, the incoming call will be transferred to the incoming call reminding voice platform, and a short message will be sent to remind you of the missed call. Due to the different policies of different cities, the name and charge of the call reminder service are also different. Some of them are called "Call Manager" and others are called "Call Bao". For business details and opening methods, please call the local customer service number 100 10. Unicom users can try to log in to the online business hall. You use your mobile phone number+service password to log in to Unicom's online business hall-click self-service > service > new service > service subscription on the home page. The basic communication category includes "call reminder" service (different regions have different names, so you need to check the service functions before handling). You can also dial local 100 10 directly to open it.