Over-the-Range Microwave Filters: 6 Steps for Grease and Charcoal
For over-the-range microwaves, clean grease filters generally monthly and replace recirculating charcoal filters per your model. Do not wash both types alike.
Official Samsung guidance on over-the-range microwave and filter care.
Link card to official source guidance
Open source ↗Based on Samsung support for over-the-range microwaves, common in North America. A countertop microwave may lack these filters, and access methods vary by model.