Warning: Do not enter any wrong unlock unlock codes on your Samsung Galaxy J7 Duos 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 Samsung Galaxy J7 Duos with a
NOT ACCEPTED SIM Card.
2 - Samsung Galaxy J7 Duos will ask for "Password".
3 - Enter the Unlock Code.
OR (if the Samsung Galaxy J7 Duos shows "Insert Correct SIM Card")
Method 2:
1 - Switch ON your Samsung Galaxy J7 Duos with a
NOT ACCEPTED SIM Card.
2 - Don't bother about what's being displayed on your Samsung Galaxy J7 Duos.
3 - Compose :
#0111*CODE#.
NOT ACCEPTED: We mean, to use a sim card from a network other than the network your Samsung Galaxy J7 Duos is locked to.
CODE: Its the unique Unlock Code for your Samsung Galaxy J7 Duos.
If method 2 does not work, you can try method 2 again but this time without any SIM card on your Samsung Galaxy J7 Duos.
Each Samsung Galaxy J7 Duos mobile phone has an unique unlock code. You can buy the unique unlock code for your Samsung Galaxy J7 Duos mobile phone at www.mobileunlocksolutions.com.