Ac Model Ffre0533s1e Filter Will Not Slide Back Into Unit

How do I change the filter in my Frigidaire air conditioner?

For most air conditioners, the filter can be found by opening the front panel. Since it's a reusable filter, you can simply remove and clean using warm, soapy water. After cleaning, allow the filter to dry thoroughly before replacing it. You may also vacuum the air filter to remove excess dirt and particles.

Where is the filter located in Frigidaire air conditioner?

Location of the Filter

If you have a Frigidaire central air conditioning system, you'll find the filter compartment on the main air handler unit. You'll probably also find a filter behind the main air-return grille.