Warning: Do not enter any wrong unlock unlock codes on your Samsung Gravity 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 Samsung Gravity without any SIM Card.
2 - From the standby screen, use the dial pad to enter the number sequence.
3 - Compose :
#7465625*638*CODE#.
4 - Device should say: "Network Lock Deactivated".
Each Samsung Gravity mobile phone has an unique unlock code. You can buy the unique unlock code for your Samsung Gravity mobile phone at www.mobileunlocksolutions.com.