Possible cause：
The power plug may not be plugged into the outlet.

Solution：
Please make sure the power is plugged into the outlet.

Possible cause：
The lock function may be on.

Solution：
Please press and hold down the purifier speed button for 3 seconds to disable the lock function.

Possible cause：
There may be too much dust or particles accumulated in the filter.

Solution：
Please clean the filter of the purifier properly, or replace the filter directly.

Possible cause：
There may be other debris around the product.

Solution：
Please remove the sundries around the product.

Possible cause：
The product is placed in the corner.

Solution：
Please move the product and place it elsewhere.

Possible cause：
There may be too much ventilation. Please place the product in a suitable i

Solution：
Please place the product in a suitable indoor space for use, and avoid placing it next to a ventilated window.

Possible cause：
The indoor air may be severely polluted.

Solution：
Please ventilate the room first and then use this product.

Possible cause：
Dust may have accumulated in the circulating fan.

Solution：
Please clean the guard of the air circulator properly

Possible cause：
There may be items stuck in the circulator fan.

Solution：
Please clean the foreign object from the air circulator guard.

Possible cause：
The floor and tabletop where the product is placed is uneven or unstable.

Solution：
Place move the product to a flat floor or table top

Possible cause：
The power plug may not plugged in the outlet properly

Solution：
Please plug the power plug of this product in the outlet correctly.

Possible cause：
The Wi-Fi (wireless router) connected to the product may not be working properly.

Solution：
1. Please turn off the wireless router and switch it on again.

2. Please confirm whether the wireless router has internet connection problems.

Possible cause：
The Wi-Fi (wireless router) connected to the product may not be working properly.

Solution：
Please place the wireless router closer to the product.

Possible cause：
The Wi-Fi (wireless router) connected to the product may not be working properly

Solution：
1. Please turn off the wireless router and turn it on again.

2. Please confirm whether the wireless router has internet connection problems.