Nikon Z9 Mirrorless Camera - Manual (Page 665)

665 A Custom Settings: Fine-Tuning Camera Settings
Lock exposure settings or focus-point selection.
f4: Control Lock
G button
U A Custom Settings menu
Option Description
[ Shutter speed lock ]
Select [ ON ] to lock shutter speed at its current value
in modes S and M .
• O icons appear in the shooting display and control
panel when shutter-speed lock is in effect.
[ Aperture lock ]
Select [ ON ] to lock aperture at its current value in
modes A and M .
• O icons appear in the shooting display and control
panel when aperture lock is in effect.
[ Focus-point lock ]
Select [ ON ] to lock focus-point selection on the
currently-selected focus point.
• Focus point lock does not apply when [ Auto-area
AF ] is selected for AF-area mode.
• When [ 3D-tracking ] is selected, the focus point
will track subject motion while the shutter-release
button is pressed halfway.