Nikon Z 9 Reference Manual page 786

The full range of shutter speeds is not available:
●
Using a flash restricts the range of shutter speeds available. Flash sync
speed can be set to values of
sync speed]. When using flash units that support auto FP high-speed
sync, choose [1/250 s (Auto FP)] or [1/200 s (Auto FP)] for shutter
speeds as fast as
Focus does not lock when the shutter-release button is pressed
●
halfway:
When AF-C is selected for focus mode, focus can be locked by pressing
the center of the sub-selector.
Focus-point selection is not available:
●
Focus-point selection is not available when [Auto-area AF] is selected
for AF-area mode.
Focus-mode selection is not available.
●
Select [No restrictions] for Custom Settings a9 and g5 [Focus mode
restrictions].
The camera is slow to record photos:
●
Is [ON] selected for [Long exposure NR] in the photo shooting menu?
Photographs and videos do not appear to have the same exposure
●
as the preview shown in the display:
•
The effects of changes to settings that affect exposure and color are
not visible in the display when [Adjust for ease of viewing] is selected
for Custom Setting d8 [View mode (photo Lv)]. Note that even when
[Show effects of settings] is selected for Custom Setting d8, display
brightness will be adjusted for ease of viewing (per [Adjust for ease of
viewing]) in mode M when a flash unit is attached.
•
Note that changes to [Monitor brightness] and [Viewfinder
brightness] have no effect on pictures recorded with the camera.
Problems and Solutions
786
1 / –
200
1 / s.
8000
1 / s using Custom Setting e1 [Flash
60