Warning: Do not enter any wrong unlock unlock codes on your BenQ-Siemens EF51 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 BenQ-Siemens EF51 with a
NOT ACCEPTED* SIM Card,
2 - Enter the Unlock Code when prompted and press OK.
3 - Your phone is now unlocked.
*NOT ACCEPTED : We mean, to use a sim card from a network other than the network your BenQ-Siemens EF51 is locked to.
Each BenQ-Siemens EF51 mobile phone has an unique unlock code. You can buy the unique unlock code for your BenQ-Siemens EF51 mobile phone at www.mobileunlocksolutions.com.