You can set the text message settings, such as the prompt
mode.
Setting the Text Message Prompt
If the text message prompt is set, an alert tone is played or a visual prompt is displayed when there is an incoming text message.
Setting the SMSC Number and Message Validity Period
For the first time to send a text message, the Short Message Service Center (SMSC) number needs to be set. The message validity period is the period in which text messages can be stored in the SMSC.
Setting the Delivery Report
When the delivery report is enabled, the network delivers a status report for the sent message.