1. Improve filtration: Replacing the refrigerator water filter can trap impurities, remove various colors and odors from the water, and make the outgoing water purer and more pleasant to drink. 2. Enhance the taste of drinking water: Eliminate substances that affect water flavor, making cold water and ice taste fresher and improving the daily drinking experience. 3. Protect internal components: Reduce scale buildup in pipes and ice makers, lower the risk of clogging, safeguard the refrigerator's water line systems, and minimize needs. 4. Reduce usage costs: Prevent component damage caused by filter failures, lower maintenance expenses, and make longterm use more economical. 5. Ensure smooth water flow: Avoid reduced water output due to clogs and provide convenient, quick water supply.