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• Check with your operator that your SIM card is valid.
• Try selecting the available network(s) manually
• 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 connection 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 the SIM card").
• 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 touched Call.
• 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 operator (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 operator (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.
