If you are looking to change your network provider on your phone you may try using the CIUX Mobile IMEI Unlocker before taking your phone to a shop. It is a free program you may use to unlock your phone so that you may try to change your network provider.
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However the service of unlocking your phone is not free. Only downloading and installing the program is free. Cheap Unlocked Sprint Cell Phones. Download And Install The App For Free The CIUX Mobile IMEI Unlocker is free to install. Open it up choose the option that allows for a factory unlock. The program will deactivate the security protocols and mechanisms that are on your phone. Free Unlocking Software For All Phones. These protocols are what keep you locked to just one carrier.