A:Answer Thank you for your inquiry! The Insignia™ Portable Clear Ice Maker includes a filter to ensure the water used for ice production is clean and free from impurities. These filters are designed to be durable and typically do not require frequent replacement, as they are not subjected to the high flow rates and pressures of filters in other appliances. It's important to maintain the ice maker's cleanliness by following the manufacturer's guidelines for regular cleaning and maintenance, which may include cleaning the filter if necessary. Monitoring the quality of the ice cubes produced can help determine if the filter needs attention, though issues requiring filter replacement are rare. Refer to the user manual provided with your Insignia™ Portable Clear Ice Maker for specific maintenance instructions and recommendations regarding the filter. This ensures that your ice maker continues to produce clean and clear ice cubes efficiently over its lifespan. Keith | insignia Support https://www.bestbuy.com/site/insignia-portable-clear-ice-maker-with-auto-shut-off-stainless-steel/6495836.p?skuId=6495836
