Airtel Prepaid
Simcard Update Started

Past 20 days I am using Airtel Prepaid connection. Which is an Out of Chennai Number. Every ten minutes It display Simcard Update Started at the time No Network coverage. So I doesn't contact other after 5 or 10 minutes I got network coverage. After that same problem arise that is simcard update started. What i am doing to overcome this problem. If any one know the reason tell me. I am using Nokia 1600.

Company: Airtel Prepaid
Country: India

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