Center armrest (if so equipped)
Nissan Altima / Nissan Altima Owners Manual / Safety—Seats, seat belts and supplemental restraint system / Seats / Folding rear seat / Center armrest (if so equipped)

Pull the armrest down until it is horizontal.
See also:
Wheels and tires
...
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In order to gain skill and an understanding of the
vehicle’s behavior, you should practice turning,
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of others alone in your vehicle. Pets
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