در galaxy s4
1. Open "Settings" app and move to "More" tab
2. Tap "About Device"
3. Find "Device name" and select it
4. Write the new name and hit OK
5. Done
:)
1. Open "Settings" app and move to "More" tab
2. Tap "About Device"
3. Find "Device name" and select it
4. Write the new name and hit OK
5. Done
:)