Nikon D4 - Manual (Page 110)

84
y
5
Save the copy.
Highlight Yes and press J
to create a fine-quality
(
0 90) JPEG copy of the
selected frame. Movie stills
are indicated by a
9 icon in full-frame playback.
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 (
0 238).