What's the matter that Huawei mate7 telecom mobile phone secondary card can't receive information?

The short message receiving function is suddenly abnormal, so it is necessary to check whether the third-party APK is used as the default short message application and whether the harassment interception function of the third-party short message APK is turned on. For example, wechat address book. You can uninstall the WeChat address book or turn off the functions of "intelligently identifying spam messages and advertising messages" and "intercepting contactless information" of the WeChat address book.