1. If the humidifier can run but there is no water mist, it is likely that the fan is out of order. Solution: Not using it for a long time will cause the fan to get stuck. You can add some lubricating oil first and then pat it a few times.
2. If the humidifier has wind but no fog, it is probably because of long-term use of tap water, and the scale in tap water breeds water and alkali on the vibrating plate. Solution: The humidifier needs to be disassembled and cleaned.