Nikon D750 DSLR Camera (Body Only) - Manual (Page 115)

87
3
Create a still copy.
Press 1 to create a still copy of the
current frame.
4
Save the copy.
Highlight Yes and press J to create a
fine-quality ( 0 115) JPEG copy of the
selected frame.
A Save Selected Frame
JPEG movie stills created with the Save selected frame option can not
be retouched. JPEG movie stills lack some categories of photo
information (
0 246).