Nikon D780 DSLR Camera (Body Only) - Manual (Page 637)

591 Menu Guide > A Custom Settings
Choose whether photos can be taken before the camera
focuses when
AF-S is selected.
a2: AF-S Priority Selection
G button
U A Custom Settings menu
Option Description
G [ Release ]
Photos can be taken whenever the shutter-release
button is pressed (release priority).
F [ Focus ]
Photos can be taken only when the camera is in focus
(focus priority).