Where is the BMW x5 air conditioning filter?

The BMW X5 has three air conditioning filters. Two of them are under the front panel of the left front windshield of the engine compartment, and one is on the floor below the passenger's footroom. Replacement method of external filter: open the front cover of the vehicle and find the area where the air conditioner filter is located in the direction of arrow. Loosen the two buckles of the air inlet of the air conditioner and take off the cover plate. Loosen the buckle and remove the air conditioner filter cover. Take out the old filter element and replace it with a new one. Install the black face upwards, and reverse the removal steps to complete the replacement of the external filter element.