Step 1:
Check whether the dust cup/HEP filter/filter cup, conductive tube, or floor brush are blocked and clean them up.
Step 2:
Please take out the HEPA filter and the filter cup, shake off the dust and rinse with water, dry, and reuse.
Step 3:
Make sure whether the power of the machine is exhausted and try again after charging it.
Step 4:
Restart the machine without anything, like a filter cup \ HEPA filter, tube, and brush to see whether it works.
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