Nikon D780 DSLR Camera (Body Only) - Manual (Page 641)

595 Menu Guide > A Custom Settings
Choose whether separate focus points can be selected for
“wide” (landscape) orientation, for “tall” (portrait) orientation
with the camera rotated 90° clockwise, and for “tall” orientation
with the camera rotated 90° counterclockwise. Separate options
are available for the viewfinder (shown in the illustrations) and
for live view.
• Select [ No ] to use the same focus point regardless of camera
orientation.
a7: Store Points by Orientation
G button
U A Custom Settings menu
Camera rotated
90°counter-clockwise
Landscape (wide)
orientation
Camera rotated
90°clockwise