Choose the role played by the Fn button on optional wireless remote controllers equipped with an Fn button. See Custom Setting f2 (Custom control assignment) for more information.

Option
A AF-ON
F AF lock only
D AE lock (Reset on release)
C AE lock only
B AE/AF lock
r FV lock
h cDisable/enable
q Preview
4 + NEF (RAW)
  None