View SMS center number:
OriginOS/Funtouch OS 9 and above: Enter information-click on the top right corner? Dot? -Settings-More Settings-SMS center number.
Funtouch OS 3.0 and 4.5 systems: Settings-Information-SMS Center Number
Funtouch OS 3.0 following systems: Information-Click the "menu key" at the lower left-More-Settings-SMS center number.
The SMS center numbers of operators in different regions are different. If you modify the SMS center number, the SMS may not be sent out. Don't modify it easily! If it has been modified, you can ask the local network operator for the exact number and modify it.
Operator's phone: mobile phone:10086; Unicom:10010; Telecom:10000; Radio and TV: 10099.
If you have more questions, you can enter vivo official website-My-Online Customer Service-Sliding Bottom-Online Customer Service-Enter Manual Customer Service and enter the consultation.