You can set whether or not to lock the control wheel when you press and hold the Fn (Function) button.
MENU → (Camera Settings2) → [Wheel Lock] → desired setting.
Menu item details
- Locks the control wheel.
- Does not lock the control wheel even if you press and hold the Fn (Function) button.
- You can release the lock by holding the Fn (Function) button down again.
- When [AF Area Registration] is set to [On], [Wheel Lock] is fixed to [Unlock].