F3: Ok Button; F3 [Ok Button]; Shooting Mode - Nikon Z 5 Reference Manual

f3: OK Button

Choose the role assigned to the J
button in photo mode and during
playback.

Shooting Mode

Regardless of the option selected, when auto-area AF is chosen
for AF-area mode, the button functions only to initiate subject-
tracking AF ( 0 74).
[Select center focus
K
point]
p
[Zoom on/off]
[None]
A Custom Settings: Fine-Tuning Camera Settings
394
Role
G button U A Custom Settings menu
Description
Pressing J selects the center focus point.
Press J to zoom the display in on the area
around the current focus point. Press J
again to return to the previous display. To
choose the zoom ratio, highlight [Zoom
on/off] and press 2 .
Pressing J during shooting has no effect.