How do I dim or turn off the LED lights? October 08, 2025 18:52 Updated You can control LED brightness via the Blueair app. Related to troubleshooting petair Related articles How do I turn lights on/off or dim the lights on Blue Pure & Blue Auto purifier? How do I decrease the brightness of the device? How do I reset the red light (filter light indicator) on my Blue Pure or Blue Pure Auto purifier? I'm having trouble completing the firmware update or my 2-in-1 is stuck on "firmware updating" in the app? What size pets is PetAir™ designed for?