Power on ur phone ( Modeles Z105 , Z107v , Z500 , Z500V ect ....... )
1- Inser this Code *7465625*28782# without Sim Card
2- The phone Show you message of protected actived Click Ok
3- Inser This Code *7465625*28638# without Sim Card also
4- Now put ur Sim card Enjoy Phone is Unlock Tested and work fine