Nissan ARIYA 2024 Owners Manual
5.2.4. Install
Align the head restraint stalks with the holes in the seat. Make sure that the head restraint is facing the correct direction. The stalk with the adjustment notch (1) must be installed in the hole with the lock knob (2).
Push and hold the lock knob and push the head restraint down.
Properly adjust the head restraint before an occupant uses the seating position.
Owners Manual