What to do if the sleep mode noise of the Mijia Smart Air Purifier 6 is loud?

If the sleep mode noise of the Mijia Smart Air Purifier 6 is loud, please refer to the following information:
  1. The sleep mode of the air purifier is designed to ensure effective purification while reducing noise to 32 dB(A), with a purification rate of 30 m³/h. Please rest assured when using it;
  2. Place the purifier on a flat, stable surface to avoid amplifying vibrations；
  3. Keep the air inlet and outlet unobstructed, with at least 20 cm clearance from walls, curtains, or furniture；
  4. Ensure the filter is correctly installed and not warped or damaged；
  5. Power off and restart the purifier if unusual noise persists；
  6. Contact Xiaomi after-sales service if the noise remains abnormally loud after checking all factors.

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