See also:

Child booster seats
The belt-positioning booster (booster seat) is used to improve the fit of the vehicle safety belt. Children outgrow a typical child seat (e.g., convertible or toddler seat) when they weigh about 4 ...

SAFETY
There's no hunting or digging for Latch connectors in the MKZ. They stuck out from the cushions, so there wasn't any thumb-wrestling with overstuffed cushions to get everyone's child-safety seats ...

How to disengage the automatic locking mode
Disconnect the combination lap/shoulder belt and allow it to retract completely to disengage the automatic locking mode and activate the vehicle sensitive (emergency) locking mode. WARNING: After ...