The air purifier emits a loud noise and/or flapping sound continuously occurs from the motor/fan area.Updated a year ago
Check if the plastic cover of the filter
Check if any foreign objects or insects are stuck inside the air purifier.
Remove the filter and turn it upside down, shaking it to check for any foreign objects
Reinstall the filter and turn the unit off and on again.
If the issue persists after following these steps, please contact customer support for assistance.