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My phone can't connect to a network or "No service"
is displayed
• Try connecting to the network by moving to another
physical location.
• Verify the network coverage with your carrier in your
current area.
• Check with your carrier that your SIM card is valid.
• Make sure your phone's setting is not in airplane
mode.
• If you are away from your carrier's network, you may
need to enable roaming in the phone's settings to
connect to another network. Roaming charges may
apply.
My phone can't connect to the internet
• Make sure that Cellular Data internet service is
available in your wireless service plan.
• Check your phone's settings. Make sure Cellular
Data is enabled or Wi-Fi connected.
• Make sure that you are in a place with network
coverage for cellular data or Wi-Fi internet
connection.
• Try connecting at a later time or another location.
Invalid SIM card
• Make sure that the SIM card has been correctly
inserted (see "Inserting or removing the SIM card").
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• Make sure that the chip on your SIM card is not
damaged.
• Make sure that the service of your SIM card matches
the network you're on.
My phone can't make outgoing calls
• Make sure that you have dialed a valid number and
have tapped Call on your phone.
• 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.
• 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.
• 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.
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