If the wind speed of the Xiaomi Smart Standing Air Circulation Fan suddenly becomes weaker, please refer to the following steps:
1. Check whether the Natural Breeze mode is turned on in the Mi Home/Xiaomi Home APP;
2. Check if the power cord is loose suddenly, plug it in again;
3. Check whether the Timer mode is set;
4. Check whether anyone else is controlling the device on the Mi Home/Xiaomi Home APP;
5. Check whether the power adapter input meets the requirements;
6. Clean the device regularly, especially the area around the motor and the air circulation part to avoid dust accumulation that may reduce the efficiency of the device;
7. If the problem still exists, please apply for after-sales inspection.