Warning: Do not enter any wrong unlock unlock codes on your ZTE Grand X IN 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.Method-1:
1 - Switch ON your ZTE Grand X IN with a NOT ACCEPTED* SIM Card,
2 - Phone will prompt for Unlock Code (NP Code),
3 - Enter the Unlock Code you received.
OR(If the method-1 does not worked)
Method-2:
1 - Remove the SIM card and compose the code
###825*09#,
2 - Phone will prompt for Unlock Code (NP Code),
3 - Enter the Unlock Code you received.
4 - Failed above, try
*983*8284# to access the Unlock Menu,
5 - Failed above, finally try
*983*865625# to access the Unlock Menu.
*NOT ACCEPTED : We mean, to use a sim card from a network other than the network your ZTE Grand X IN is locked to.
Each ZTE Grand X IN mobile phone has an unique unlock code. You can buy the unique unlock code for your ZTE Grand X IN mobile phone at www.mobileunlocksolutions.com.