Nikon D500 - Manual (Page 336)

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❚❚ Auto AF Fine-Tuning
Auto AF fine-tuning is performed as described below.
1
Ready the camera.
Mount the camera on a tripod and aim the camera at a flat,
high-contrast subject parallel to the camera focal plane. Note
that auto AF fine-tuning works best at maximum aperture
and may not function in dark surroundings.
Reset all settings
Reset Reset all settings apart from the options
selected for Language and Time zone
and date in the setup menu.
Do not reset
Firmware version
View the current camera firmware
version.
D Reset All Settings
Copyright information, IPTC presets, and other user-generated entries
are also reset. We recommend that you save settings using the Save/
load settings option in the setup menu before performing a reset.