Nikon Z 5 Reference Manual page 146

❚❚ Resetting User Settings
1
Highlight [Reset user settings]
in the setup menu.
Highlight [Reset user settings] in the
setup menu and press 2 .
2
Select a position.
Highlight [Reset U1], [Reset U2], or [Reset U3] and press 2 .
3
Reset user settings.
Highlight [Reset] and press J to restore default settings for
the selected position (the camera will function in mode P).
The Mode Dial
104