V * V * X6 # # American SMS can't be sent out. What happened?

If you can't send or receive all SMS messages:

1, switch flight mode.

You can try to switch flight modes, re-trigger the network and try again.

2. Query the phone bill balance

If the mobile phone card is in arrears, the short message cannot be sent successfully.

3. Check whether to use a third-party SMS App.

There may be compatibility reasons for the third-party SMS App, so it is recommended that you use the SMS App that comes with the system. Go to Settings-Applications and Permissions-Rights Management-Permissions-Default Application Settings-Information and set it as Information.

4. Check whether the number of the SMS center is set correctly.

Enter information-click on the dot in the upper right corner-Settings-More Settings-SMS center number. If you don't know the local SMS center number, please contact the operator to get the SMS center number and set it.

Check other mobile phones around you that use the SIM card of the same operator, or check the number of the local SMS center.

5. Compare and test SIM cards

It is recommended to put the SIM card on other mobile phones to send SMS test. If the transmission still fails, it is recommended that you consult the operator's customer service for handling.

6. Restore all settings

Go to Settings-System Management-Backup and Reset-Restore all settings, and then follow the onscreen instructions.

Note: Restoring all settings will not delete any media files, but only restore all settings of the phone. Some third-party application accounts need to log in again. Please ensure that the use of the software will not be affected before operation.

7. Take the mobile phone and purchase certificate to the customer service center for testing and processing. Address of customer service center: Go to vivo official website /vivo Mall APP-My-Service Network or vivo official website Web Edition-Slide the bottom-Service Support-Service Network Inquiry-Select provinces and cities to inquire the address of customer service center. It is recommended to call in advance before going to avoid empty running, plan your trip reasonably and travel safely.