Features Available with “C” Firmware Version 3.00
The Z 9 Reference Guide is for “C” firmware version 2.10 (the latest version of the Z 9 Reference Guide is available from the Nikon Download Center). This chapter details the new features and changes introduced with camera “C” firmware version 3.00. The two documents are to be read together.
To view the camera firmware version or update the camera firmware, select  in the setup menu.
Updates can be performed using a computer or smart device.