SIM Registration Calls Barred

• How do I update my sim registration details?

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• I have fully registered by sim card but my calls are barred. What should I do?

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• Can I access my data services if I do not register my sim before the deadline date?

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• Will I be able to send SMS if my calls are barred?

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• How long will my calls be barred if I do not register my sim card?

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• Why are my calls barred?

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