Reset All Samsung Mobile Unlock Code

Please Follow some steps

Step1. First of all turn off your mobilephone.
Step2. Remove the SIM.
Step3.now Turn on your mobile without SIM.
Step4. Enter these  code *2767*637# (Universal Unlock Code)(Reset Mobile Tracker Code).
Step5. Enter The Code *2767*3855# (Full EEPROM Reset)(Reset All TypeOf Code).