Open the glove box.
Disconnect the stopper (B) from the glove box (A).
Disconnect the air damper (A) from the glove box (B).
Remove the filter cover (A) by pressing the knob.
Replace the air filter (A) with a new one according to the direction of air filter.
In case of driving in an air-polluted area or rugged terrain, check and replace the air filter as frequently as possible.
Install in the reverse order of removal.