What should I do if Gionee's mobile phone suddenly fails to send a message?

Can be excluded in the following ways:

1, confirm whether the SMS service number is accurate, such as: SMS → More → Settings → SMS Service Center → Set it as the local accurate SMS center number (consult the network operator);

2. Restart the phone;

3. Take the invoice and mobile phone to Jinli Service Center to find a professional to solve it.

How to display "send function disabled" when sending SMS by mobile phone;

Can be excluded in the following ways:

1. Tencent Mobile Manager → Click on the avatar in the upper right corner → Settings → Secure SMS → Turn off the "Secure SMS" function;

2. Settings → Application Management → Configuration Application → Default Application → SMS → Information;

3. Back up important data and restore factory settings.