Nikon D780 - Two-Button Reset: Restoring Default Settings; Settings Accessible from the Photo Shooting Menu

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Other Shooting Options
The camera settings listed below can be restored to default
values by holding the
W
(
Y
) and
E
buttons down together for
more than two seconds (these buttons are marked by a green
dot). The control panel turns off briefly while settings are reset.
Settings Accessible from the Photo Shooting
Menu
Two-Button Reset: Restoring Default
Settings
Option Default
Image quality JPEG normal
Image size Large
ISO sensitivity settings
ISO sensitivity
P, S, A, M 100
Other modes Auto
Auto ISO sensitivity control On