How to Unlock Samsung with NCK?
1. Turn off the phone.
2. Remove the original SIM card and insert an unacceptable network SIM card.
3. Samsung phone will ask for an unlock code.
4. Enter the NCK code which is provided by mysimunlock.net.
5. If the code is not accepted, then enter the Unfreeze or Defreeze code (unsuccessful message may appear, don’t worry).
6. Again enter the NCK or Network Unlock Code. Now your Samsung phone is network-free.