Select the desired picture with the multi selector and press the i button.
Highlight [2.] and press
Choose a rating.
Rotate the main command dial to choose the desired rating and then press J. Choose from ratings of from zero to five stars, or select d to mark the picture as a candidate for later deletion.
Ratings can also be viewed in NX Studio. Protected pictures cannot be rated.
If  is assigned to [ ] or [ ] using Custom Setting f3 [ ], pictures can be rated by holding the selected control and rotating the main command dial.