Nikon D850 User Manual page 301

Save/load settings
Save settings
Load settings
Reset all settings
Reset
Do not reset
Firmware version
D
Reset All Settings
Copyright information and other user-generated entries are also reset.
We recommend that you save settings using the Save/load settings
option in the setup menu before performing a reset.
Save camera settings to or load camera
settings from a memory card. Settings
files can be shared with other D850
cameras.
Reset all settings apart from the options
selected for Language and Time zone
and date in the setup menu.
View the current camera firmware
version.
277