1. Open the lid and pull the filter tab. 2. Take out the old filter element. Take out the original old filter element. 3. Install a new filter element. Open the new filter element for installation. When replacing, you must choose a filter element that matches the style of the filter kettle. 4. Soak the filter element for 30 minutes. After the new filter element is taken out, some toner may be attached to the surface. Just rinse it with water. After washing, soak the filter element for 30 minutes (or shake it in water for 3-5 minutes) to clean the kettle and put it into the water filter slot. 5. Press and hold start until it is full. Turn on the timer on the lid and press and hold start for a long time until it is full. Birandbrita, the world's leading drinking water optimization brand, has become synonymous with filter kettles in many countries. Since 1966, when Birand Group invented the first household filter kettle, German family businesses have spread all over five continents and more than 60 countries, with 18 domestic and foreign subsidiaries, joint-stock companies, sales and industrial partners, and many manufacturing plants in Germany, Britain and Switzerland.