Some buttons(key) make activate after press the button, but the others activate when the press button at 
RFG298AARS specifications
The Samsung RFG298AARS is a state-of-the-art French door refrigerator that epitomizes modern refrigeration technology while seamlessly blending style and functionality. One of its standout features is its spacious 28 cubic feet capacity, ensuring ample storage for all your food items, beverages, and groceries, making it an ideal choice for families and individuals alike.A notable technology employed in the RFG298AARS is the Twin Cooling Plus system. This innovative feature utilizes two separate cooling systems for the refrigerator and freezer compartments. As a result, it maintains optimal humidity levels and prevents odor transfer, keeping your food fresher for longer. The refrigerator section remains cool and dry, while the freezer is kept cold but maintains a moist environment, effectively preserving frozen items without freezer burn.
The RFG298AARS also boasts an impressive Ice and Water Dispenser, which is both efficient and user-friendly. The external dispenser provides filtered water and ice at your fingertips, eliminating the need to open the refrigerator door, thus maintaining internal temperatures and saving energy. The unit’s filter ensures clean, fresh water by reducing impurities and contaminants, enhancing the overall drinking experience.
In terms of organization, the RFG298AARS excels with its adjustable shelving, which allows for versatile storage options. The slide-in shelves make it easy to accommodate taller items, while the crisp drawers are perfect for storing fruits and vegetables, maintaining their freshness with humidity control features. The refrigerator also features a large dairy compartment that keeps dairy items easily accessible.
Energy efficiency is another hallmark of the RFG298AARS, as it is ENERGY STAR certified. This certification signifies that the appliance meets strict energy efficiency guidelines, helping consumers save on electricity bills while reducing their carbon footprint.
The sleek stainless steel finish of the Samsung RFG298AARS enhances any kitchen’s aesthetic, providing a modern and polished look. Additionally, the fingerprint-resistant surface ensures that the appliance maintains its elegance without constant cleaning.
In summary, the Samsung RFG298AARS is a top-tier refrigerator that combines cutting-edge technology, efficient energy use, and sleek design, catering to the needs of today's consumers. With its array of features and thoughtful design elements, this refrigerator stands out as an excellent addition to any home.