How to set call forwarding as SMS notification for telecom mobile phones?

You can log in to the personal center of the online business hall-processed business-cancel the call forwarding business, and then enter self-service-business processing-choose to open the communication assistant business. After handling this service, when the mobile phone is turned off or out of service area, the system will notify you by SMS after it is turned on. You can also call 10000 to ask the staff for help. For more service benefits, click on "official website" customer service 220 below to answer your questions.