1, tap water can't be added directly. Tap water generally contains a lot of minerals, which will damage the humidifier and pollute the air. It is best to use pure water or distilled water.

2. It is recommended to change water every day and clean it every week. The humidifier should be changed every day, preferably once a week, to prevent microorganisms in the water from spreading into the air.

3, the air needs to be clean, first of all, we must keep the room clean and avoid pollution sources. Of course, it is best to use a humidifier with purification function to effectively filter harmful particulate dust in the air and achieve the dual effects of purifying the air and humidifying.