Warning: Do not enter any wrong unlock unlock codes on your Sony Z1 Plus mobile phones. If you enter over a certain amount of wrong unlock codes on your mobile phone, your phone may get hard locked and sometimes become unusable.1 - Switch ON your Sony Z1 Plus without a SIM Card.
2 - Compose :
*#7465625*12*CODE#.
CODE: The unique unlock code for your Sony Z1 Plus.
Each Sony Z1 Plus mobile phone has an unique unlock code. You can buy the unique unlock code for your Sony Z1 Plus mobile phone at www.mobileunlocksolutions.com.