Nikon D6 Reference Manual page 971

A
IPTC
IPTC is a standard established by the International Press
Telecommunications Council (IPTC) with the intent of clarifying and
simplifying the information required when photographs are shared with a
variety of publications.
A
IPTC Preset Manager
IPTC presets can be created on a computer and saved to memory cards
using IPTC Preset Manager software. IPTC Preset Manager can be
downloaded free of charge from the URL below. Instructions on use are
available via online help.
https://downloadcenter.nikonimglib.com/
A
Creating IPTC Presets in a Web Browser
When connected to the camera from a computer or smart device in http
server mode ( 0 601), you can use a web browser to edit IPTC presets and
embed them in photographs.
B The Setup Menu: Camera Setup 919