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My phone can't connect to the Internet
• Make sure that the internet access service of your SIM card is available.
• Check your phone's internet connection settings.
• Make sure that you are in a place with network coverage.
• Try connecting at a later time or another location.
Invalid SIM card
• Make sure that the SIM card has been correctly inserted.
• Make sure that the chip on your SIM card is not damaged.
• Make sure that the service of your SIM card is available.
My phone can't make outgoing calls
• Make sure that you have dialed a valid number and have tapped
.
• For international calls, check the country and area codes.
• Make sure that your phone is connected to a network, and the network
is not overloaded or unavailable.
• Check your subscription status with your carrier (credit, SIM card valid,
etc.).
• Make sure that you have not barred outgoing calls.
• Make sure that your phone is not in Airplane mode.
My phone can't receive incoming calls
• Make sure that your phone is switched on and connected to a network
(check for overloaded or unavailable network).
• Check your subscription status with your carrier (credit, SIM card valid,
etc.).
• Make sure that 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.