How to withdraw a text message

After the SMS is sent successfully, it cannot be withdrawn. You can delete messages, but you can't delete them. After deleting the message, the other party will display it normally, but you can't see the message record on your mobile phone.

Brief introduction of SMS:

Short Message Service (SMS) is a part of Unified Communications Service Plan. Users can directly send or receive text or digital information through mobile phones or other telecommunication terminals. The number of characters that users can receive and send short messages at a time is 160 English, numeric characters or 70 Chinese characters. Short message is a telecommunication service in digital mobile communication system. It is a non-real-time and non-voice data communication service to transmit text or digital short messages through the signaling channel and signaling network of mobile communication system.

At the beginning of the development of short message service, the sending and receiving of short messages started from the mobile phone, and finally went to the mobile phone, passing through GSM network //CDMA network, short message center and other network elements; With the emergence of short message on demand and customized services, mobile phones, internet sites and short message value-added service systems can send short messages to each other. Internet site and short message value-added service system have become new network elements, while GSM/CDMA network and short message center still maintain the core position of short message network.

With the emergence of PHS mobile phone based on fixed telephone network in China, the short message service has been extended to fixed network, and the terminal is no longer limited to mobile phone. PHS mobile phones or dedicated fixed terminals can be used as the sender and receiver of short messages, and the network foundation is no longer limited to digital mobile networks such as GSM/CDMA networks. Fixed network can also become the network foundation of short message, and the elements of short message network have changed significantly.