The mobile phone just can't send short messages, and other functions are still useful. The number of the short message center is correct. Is it infected with a virus?

This situation can be divided into two reasons. The first reason is that your mobile phone system is not normal and you can't send short messages. Just restore the phone to the factory settings. The second reason is that your mobile phone is poisoned. In this case, it is recommended that you open the toolbox in Tencent Computer Manager after the mobile phone is connected to the computer, and then open Tencent Android Mobile Manager in the toolbox. Follow the prompts to install Tencent Mobile Manager on your mobile phone, and use Tencent Mobile Manager for antivirus.

For example, as shown below:

If you have any other questions, please continue to ask questions on the computer housekeeper enterprise platform.