Nikon Z9 Mirrorless Camera - Manual (Page 731)

731 B The Setup Menu: Camera Setup
D 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.
D 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/