Before Unlock Connect Sim Then Show Sim Network Unlock Pin Check Phone Model & Software Version Invalid Sim Card Check Firmware Version Few Firmware Version Not Work For This Method Go Final Step For Unlocking Remove Unsupported Sim Card Now You Connect Any international roaming sim card i already connect vodafone uk sim Now Just dial a Number if u have uk vodafone sim then dial 4636 or it depend on your country Sim operator. So You call Customer care & Get dialing number after dial number when received wait up to 6 minute Now Disconnect Calling & Power off Device Remove vodafone sim card Now Connect Your country Unsupported Sim. before which sim show invalid. Now Power On & wait Now See Magic Wow !! Finally Unlock Done Wow !! Finally Unlock Done Network ok just test a/c balance Then Finally You connect any sim right now 100% working im tested many device i will check setting to about for all ok or not ?? all is ok !! now Enjoy !! if this video help you then….