Nikon D780 DSLR Camera (Body Only) - Manual (Page 603)

557 Menu Guide > C The Photo Shooting Menu
Photographs taken at high ISO sensitivities can be processed to
reduce “noise” (randomly-spaced bright pixels).
High ISO NR
G button
U C photo shooting menu
Option Description
[ High ] Reduce noise in photographs taken at all ISO sensitivities.
The higher the sensitivity, the greater the effect. Choose the
amount of noise reduction performed from [
High ], [ Normal ],
and [ Low ].
[ Normal ]
[ Low ]
[ Off ]
Noise reduction is performed only as required. The amount
of noise reduction performed is always lower than when
[
Low ] is selected.