The mobile phone was infected with a virus last time, so it can't send and receive text messages.

The inability to send and receive text messages is generally caused by the tampering of mobile phone information. Please try to restore the default settings in SMS settings. If there is a Trojan horse or virus program in your mobile phone, please try to clean it according to the following steps:

Install a security software (such as mobile phone housekeeper). ). Take the mobile phone housekeeper as an example, open the mobile phone housekeeper, click one-click physical examination in the main interface to automatically detect the virus in the mobile phone, and click one-click to clear and delete.

If you can't solve the problem, please try to download the brush package and tools from the mobile phone brand official website to completely restore the mobile phone. If you can't handle it yourself, please send it to the official after-sales service of the mobile phone brand.