Nikon D780 DSLR Camera (Body Only) - Manual (Page 753)

707 Menu Guide > B The Setup Menu
Save Menu Settings
Save settings to the memory card. If the card is full, an error will
be displayed and settings will not be saved. Saved settings can
only be used with other cameras of the same model.
Load Menu Settings
Load saved settings from the memory card. Note that [ Load
Menu Settings ] is available only when a memory card
containing saved settings is inserted.
D Saved Settings
Settings are saved to files named “NCSET***”. “***” is an identifier that
varies from camera to camera. The camera will not be able to load settings
if the file name is changed.