Use this service to get a unlock code for any Samsung phone from the following Central and Eastern Europe countries:
Albania, Austria, Bosnia, Bulgaria, Croatia, Czech Republic, Greece, Hungary, Macedonia, Montenegro, Polonia, Romania, Serbia, Slovakia, Slovenia
Samsung unlock instructions :
put sim card in the phone it will ask for the unlock code
now dial the NCK CODE press ok/done button on the keypad
wait 10 seconds and now press unlock , you will see successfull means its unlocked.
if phone says unsuccessfull than try this method :