Nikon D500 User Guide

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Menu Guide
Selecting On for Shutter speed lock locks shutter speed at the 
value currently selected in mode S or M. Selecting On for 
Aperture lock locks aperture at the value currently selected in 
mode A or M. Shutter speed and aperture lock are not available 
in mode P.
This option controls the operation of the main and sub-
command dials.
f3: Shutter Spd & Aperture Lock
G button
➜ A Custom Settings menu
f4: Customize Command Dials
G button
➜ A Custom Settings menu
Option
Description
Reverse 
rotation
Reverse the direction of rotation 
of the command dials when they 
are used to make adjustments to 
Exposure compensation and/
or Shutter speed/aperture
Highlight options and press 
2 to 
select or deselect, then press 
J. 
This setting also applies to the command dials for optional 
MB-D17 battery packs.