TCL 10 Pro

97
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 touched
.
• 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.
The caller’s name/number doesn't appear when a call is
received
• Check that you have subscribed to this service with your carrier.
• Your caller may have concealed his name or number.
I can't find my contacts
• Make sure that your SIM card is not broken.