See also:

Height
Pull the control upwards to raise or push it downwards to lower, as many times as required, to obtain the position required. ...

Head restraint adjustment
To raise the head restraint, pull it upwards. To lower it, press the lug A and down on the head restraint at the same time. ...

Folding the backrest
Move the corresponding front seat forward if necessary. Check that the corresponding seat belt is positioned correctly against the backrest and buckle it. Place the head restraints in the ...