Warning: Do not enter any wrong unlock unlock codes on your Samsung Z720M 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 Z720M with a
NOT ACCEPTED SIM Card.
2 - Compose :
#7465625*638*CODE# (or
*#7465625*638*CODE#).
NOT ACCEPTED: We mean, to use a sim card from a network other than the network your Samsung Z720M is locked to.
CODE: Its the unique Unlock Code for your Samsung Z720M.
Each Samsung Z720M mobile phone has an unique unlock code. You can buy the unique unlock code for your Samsung Z720M mobile phone at www.mobileunlocksolutions.com.