Samsung Galaxy Grand Duos I9082 supports dual SIM and you can change the name of each SIM Card. Learn how to register names or icon to distinguish SIM cards by following the instruction:
1. Open "Setting" App
2. Go to "SIM Card manager"
3. find "SIM 1" or "SIM 2" on the middle of the page and Tap on it
4. There you have two options: Select Icon or Register Name
5. Tap on each to change either the Icon or Name