Nikon Z 9 Reference Manual page 325

3
Click [Start Transfer].
Pictures on the memory
card will be copied to the
computer.
4
Turn the camera off.
Disconnect the USB cable when transfer is complete.
D
Windows 10 and Windows 8.1
Windows 10 and Windows 8.1 may
display an AutoPlay prompt when the
camera is connected.
Click the dialog and then click [Nikon
Transfer 2] to select Nikon Transfer 2.
Computers: Connecting via USB
325