The balance of mobile phone is 3 1 yuan, so you can surf the Internet with data traffic. Can't send a text message, call to remind the phone to stop, what's the matter?

1. If your mobile phone can't send short messages, you can try to restart or change your mobile phone for testing to see if the following conditions exist:

1. The SMS center number is set incorrectly, please re-enter the correct SMS center number;

2. No signal or low battery;

3. Because the system is busy during the holiday short message sending peak period, it is suggested that you try again later or avoid the sending peak period;

4. The sending format is incorrect. If you send a short message to PHS users, you need to add the area code before the number;

5. The short message sending time exceeds 24 hours;

6. The mobile phone shields the short message sending function;

7. Blacklisted by SMS;

8. Insufficient quantity balance;

9. SMS inbox and outbox are full.

2. If your mobile phone is down, please check the following:

1, you can check the balance in advance. If the balance is insufficient, please recharge it in time to resume startup;

2. After payment, if the payment period has passed (the payment period of our company is from 5th to 25th) and the historical arrears have not been paid, the machine will be shut down and restarted after the arrears have been paid;

3. After payment, if the consumption exceeds personal credit in the current month, it will also stop and payment can be started; If the monthly consumption is high, it is recommended to apply for credit adjustment in the business hall;

4. Inquire whether to report the loss or stop the business. Before using it, you need to make a clear connection or reply;

5. The above situation has not been solved. You can contact the manual customer service for processing.