How can I know if the message has been deleted?

Hello, you can't. You can't find the message after deleting it. The sending time and number of the short message can only be found in the operator's business hall or the operator's online business hall, but the content of the short message cannot be found. The answer is for reference only. For more information about Anhui Telecom packages and services, please pay attention to the official account of Anhui Telecom WeChat.