Toyota 2014 Prius Manual page 79

1-4. Adjustable components (seats, mirrors, steering wheel)
STEP 3
Remove the outside head restraints. (P. 81)
STEP 4
Lower the center head restraint to the lowest position.
(P. 81)
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Folding down rear seatbacks
Vehicles with a split rear seats
Vehicles with a non-split rear seat
78
Pull the seatback lock release
knob and fold the seatback
down.
Each seatback may be folded
separately.
Pull both seatback lock release
knobs at the same time and fold
the seatback down.