- This may be displayed messages in the following situations:
The SIM card is out of alignment. If the device or colliding with or opened recently, you may need to modify the SIM card. Follow the instructions for installing the SIM card in your user guide.
Enter the PUK (Personal Unlock Key) incorrectly several times. This may lead to deactivate the SIM card. In the case of the emergence of permanent deactivation, contact your operator or service provider for a new SIM card.
You have recently changed service providers. In this case, you may be creating a SIM card or phone the previous operator may require retrofitting. It is also possible to have your phone has been formatted so it can not be used with a SIM card from the operator or a different service provider. Please contact the current operator or service provider for assistance.
In the case of non-application of any of the above situations and continue to receive the error message, you may be on your SIM card is damaged. Please contact your operator or service provider. Alternatively, contact your local Nokia Care Centre for examination.