How do you replace the cabin air filter in an Audi A4?

I've noticed an unpleasant smell in my Audi A4 and I suspect it's the cabin air filter. How do I replace it and improve the air quality in my car?

To replace the cabin air filter in an Audi A4, start by locating the filter housing, which is usually located behind the glove compartment. Remove the old filter and make sure to clean out any debris from the housing before installing the new filter. Remember to refer to your vehicle's manual for specific instructions.

Before replacing your cabin air filter, consider investing in a higher quality filter to improve air quality and reduce odor in your Audi A4. It's also important to change your filter regularly, as recommended by the manufacturer.