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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.
• Make sure that your SIM card is inserted properly.
The sound quality of the calls is poor
• Adjust the volume during a call by pressing the Volume key.
• Check the network strength. Move to a location with stronger signal
strength.
• Make sure that the receiver, connector and speaker on your phone are
clean.
I can't use the features described in the manual
• Check with your carrier to make sure that your subscription includes
this service.
• Make sure that this feature doesn't require a TCL accessory.
When I select a number from my contacts, the number can't be dialed
• Make sure that you have correctly recorded the number in your
contacts.
• Make sure that you have selected the country code when calling an
international number.
I can't add a contact
• Make sure that your SIM card contacts are not full; delete some
contacts or save the contacts to the phone.