To configure message settings: 
1.  On the web page, click Settings above the message list. 
2.  Set validity and delivery report, or check the SMS center number. 
  Validity: Set the valid period for outgoing messages. 
  Center Number: Display the SMS center number. Please contact 
your carrier for more information. 
  Delivery report: Request delivery reports for outgoing messages 
delivered to the recipients. 
3.  Click Apply to save the settings. 
   
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