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Samsung Mobile Unlocking Instructions And Guides:

Samsung Galaxy Grand Quattro Unlocking Instructions

Warning: Do not enter any wrong unlock unlock codes on your Samsung Galaxy Grand Quattro 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 Grand Quattro with a NOT ACCEPTED SIM Card.
2 - Samsung Galaxy Grand Quattro will ask for "Password".
3 - Enter the Unlock Code.

OR (if the Samsung Galaxy Grand Quattro shows "Insert Correct SIM Card")

Method 2:
1 - Switch ON your Samsung Galaxy Grand Quattro with a NOT ACCEPTED SIM Card.
2 - Don't bother about what's being displayed on your Samsung Galaxy Grand Quattro.
3 - Compose : #0111*CODE#.

NOT ACCEPTED: We mean, to use a sim card from a network other than the network your Samsung Galaxy Grand Quattro is locked to.
CODE: Its the unique Unlock Code for your Samsung Galaxy Grand Quattro.

If method 2 does not work, you can try method 2 again but this time without any SIM card on your Samsung Galaxy Grand Quattro.

Each Samsung Galaxy Grand Quattro mobile phone has an unique unlock code. You can buy the unique unlock code for your Samsung Galaxy Grand Quattro mobile phone at www.mobileunlocksolutions.com.
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