When the water tank is not properly placed back, your humidifier will not detect this action and the full water light will stay on.
To solve this, remove the water tank from the dehumidifier and place it back again.
Philips Support
My Philips Dehumidifier's full water tank white light stays on
Published on 04 June 2025
If your Philips Dehumidifier's or 2in1 Air Purifier and Dehumidifier's, full water tank light stays on, read in the following lines what you can do to solve the issue.
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Your Philips Dehumidifier will alert you when the water tank is full, please empty the water tank if it is the case.
If the above does not answer your question, please contact us for further assistance.
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