Nikon Z 9 Reference Manual page 236

❚❚ Flash Data
Flash data are displayed only for pictures taken with optional flash units
( 0 422, 437).
1
2
3
4
❚❚ Picture Control/HLG Data
The items displayed vary with the Picture Control in effect when the
picture was taken. The display for HLG videos shows the options
selected for [HLG quality] in the video recording menu.
1
Photo Information
236
Flash type
1
Remote flash control
2
Flash mode ( 0 429)
3
Flash control mode ( 0 426)
4
Flash compensation ( 0 432)
Picture Control ( 0 192)
1
HLG quality ( 0 582)