Nikon Z9 Mirrorless Camera - Manual (Page 578)

578 1 The Video Recording Menu: Video Recording Options
Choose the three-letter prefix used in naming the files in which videos
are stored; the default prefix is “DSC” (
0 502).
Choose the slot to which videos are recorded when two memory cards
are inserted.
• The menu shows the time available on each card.
• Recording ends automatically when no time remains on the current
card.
Choose the video file type. For more information, see the section on
“Video File Types” (
0 214) in the “Video Recording” chapter.
File Naming
G button
U 1 video recording menu
Destination
G button U 1 video recording menu
Video File Type
G button U 1 video recording menu