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• Try connecting at a later time if the network is overloaded.
My phone cannot connect to the Internet
• Check that the IMEI number (press *#06#) is the same as the one printed on your warranty
card or box.
• Make sure that the internet access service of your SIM card is available.
• Check your phone's Internet connecting settings.
• Make sure you are in a place with network coverage.
• Try connecting at a later time or another location.
Invalid SIM card
• Make sure the SIM card has been correctly inserted (see “Inserting or removing Nano SIM
card and microSD™”).
• Make sure the chip on your SIM card is not damaged or scratched.
• Make sure the service of your SIM card is available.
Unable to make outgoing calls
• Make sure you have dialed a valid number and have pressed the Call Key .
• For international calls, check the country and area codes.
• Make sure your phone is connected to a network, and the network is not overloaded or
unavailable.
• Check your subscription status with your service provider (credit, SIM card valid, etc.).
• Make sure you have not barred outgoing calls.
• Make sure that your phone is not in airplane mode.
Unable to receive incoming calls
• Make sure your phone is switched on and connected to a network (check for overloaded or
unavailable network).
• Check your subscription status with your service provider (credit, SIM card valid, etc.).
• Make sure you have not forwarded incoming calls.
• Make sure that you have not barred certain calls.
• Make sure that your phone is not in airplane mode.
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