Nikon D780 DSLR Camera (Body Only) - Manual (Page 645)

599 Menu Guide > A Custom Settings
Dynamic-Area AF Assist
Choose whether both the selected focus point and the
surrounding focus points are displayed in dynamic-area AF
mode.
Choose [ On ] for more accurate focus under low-light conditions
during live view when AF-S is selected for autofocus mode or
when AF-A is selected and the camera is shooting using AF-S .
• Low-light AF applies only during still photography.
• Low-light AF is not available in b and EFCT modes.
• Low-light AF is not available during interval-timer
photography or time-lapse movie recording.
• The camera may require more time to focus when [ On ] is
selected.
• While low-light AF is in effect, “Low-light” will appear in the
monitor. In addition, the display refresh rate may drop.
Option Description
[ On ]
Display both the selected focus point and surrounding focus
points.
[ Off ] Display only the selected focus point.
a11: Low-Light AF
G button U A Custom Settings menu