Samsung is Network Locked
The network lock is a type of lock used by network providers like Vodafone, AT&T etc to restrict the use of phones only to their network. So, you are not able to use a SIM card from a different carrier in your country or when traveling abroad. When trying to use a SIM card from a different carrier your phone will require a network unlock code.
Procedure:
1. Download the SamKEY Software.
2. Install and open the software.
3. Login the username and password (1credit).
Buy the SamKey credits here.
1. Download the SamKEY Software.
2. Install and open the software.
3. Login the username and password (1credit).
Buy the SamKey credits here.
4. Go to setting (USB debugging - ON).
5. Connect to PC and click Read Codes.
6. Enter the codes.
Done:
Done: