Mazda CX-9 2019 Owner's Manual page 396

Interior Features
Climate Control System
▼ Selecting the Airflow Mode
Dashboard Vents
Dashboard and Floor Vents
Floor Vents
NOTE
The location airflow exits the air vents and the airflow amount may change depending on
the open or close status of the air vents.
5-6
Defroster and Floor Vents
Defroster Vents