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A text message is a message that can be sent to other mobile phones. Your phone can send and receive text messages as soon as you've inserted your SIM. If this isn't the case, you can set up your phone for text messaging manually.
1. Find "SMS centre"
Press the Navigation key.
Select SMS settings.
Select SMS centre.
2. Enter the message centre number
Press the Left selection key.
Key in +6421600600 and press the Navigation key.
3. Return to the home screen
Press Disconnect to return to the home screen.