From Nikon:
Nikon D500 Firmware v.1.14
Changes from “C” Firmware Version 1.13 to 1.14
Download: Nikon D500 Firmware v.1.14
Note from T-D-P: Nikon doesn't actually specify what's new in this version of its Distortion Control Data, but it's likely that this new verion includes compatibility for new cameras and/or lenses. For instance, the 180-400mm F/4E TC1.4 FL ED VR (announced last month) is listed as a supported lens in this release.
Download: Nikon Distortion Control Data v.2.017