Nikon D780 DSLR Camera (Body Only) - Manual (Page 639)

593 Menu Guide > A Custom Settings
Choose whether the camera detects and focuses on faces or on
faces and eyes when [
Auto-area AF ] is selected for AF-area
mode.
a5: Auto-Area AF Face/Eye Detection
G button
U A Custom Settings menu
Option Description
[ Face and eye
detection on ]
If the camera detects a portrait subject during live view
photography, it will automatically focus on one or the
other of the subject’s eyes. During viewfinder
photography or movie recording or if the eyes are not
detected, the camera will instead focus on the
subject’s face.
[ Face
detection on ]
When the camera detects a portrait subject, it
automatically focuses on the subject’s face.
[ Off ] Face and eye detection disabled.