Nikon D780 DSLR Camera (Body Only) - Manual (Page 424)

378 Playback
In full-frame, zoom, and thumbnail playback, the Q / g ( U )
button can be used to protect photographs from accidental
deletion. Protected files cannot be deleted using the
O ( Q )
button or the [ Delete ] item in the playback menu. Note that
protected images will be deleted when the memory card is
formatted (
0 656).
To protect a photograph:
1
Select an image.
Display the image in full-frame playback or playback zoom
or highlight it in the thumbnail list.
2
Press the Q / g ( U ) button.
The photograph will be marked with
a
P icon. To remove protection from
the photograph so that it can be
deleted, display the photograph or
highlight it in the thumbnail list and
then press the
Q / g ( U ) button.
Protecting Photographs from Deletion