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Is Your Air Quality Monitor Trustworthy? How to Test and Find Out
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4
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2981
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February 4, 2026
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WiFi connection lost periodically (update: fixed - not an AirGradient issue)
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12
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2150
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February 2, 2026
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Wi-Fi Connectivity Issues (AirGradient Open Air, Firmware 3.6.0)
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9
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306
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February 2, 2026
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I am based in CHINA how can I pay for the items?
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6
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615
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February 2, 2026
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PM sensors reporting zero
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5
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84
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February 1, 2026
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Different PM2.5 readings in HA and on device [AG1 Indoor Kit]
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3
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191
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February 1, 2026
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Plantower PMS5003-20250918 Calibration
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0
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66
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January 31, 2026
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Different readings sensor and map
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0
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78
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January 30, 2026
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Indoor monitor disconnect and does not reconnect
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27
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483
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January 30, 2026
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Air Gradient one Dead
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4
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672
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January 30, 2026
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Alternative LED patterns?
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5
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115
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January 30, 2026
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Can't downgrade O1-PST firmware from 3.6.0 (also can't connect to dashboard)
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2
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144
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January 30, 2026
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Sensor "unstable" on IQAir
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10
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748
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January 30, 2026
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Affordable outdoor USB-C power supply
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0
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84
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January 29, 2026
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Wifi Connection Issues - Unifi
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3
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440
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January 29, 2026
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AirGradient monitors don't connect to strongest Wi-Fi signal across multiple access points
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9
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219
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January 28, 2026
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Moved, how can I update wifi?
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6
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143
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January 28, 2026
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Historical Data in Dashboard gone
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3
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78
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January 28, 2026
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Got original Pro DIY kit connected to Home Assistant via REST api
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5
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168
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January 28, 2026
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One I-9PSL-DE refusing to connect to some UniFi APs, while another can
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1
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119
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January 22, 2026
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Temperature Error
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4
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99
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January 27, 2026
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AirGradient doesn't push PM10 data to OpenAQ
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0
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54
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January 26, 2026
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Ideas for new Indoor Air monitor 2026
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0
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96
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January 25, 2026
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Missing data on "Export Data"
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1
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69
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January 23, 2026
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Open source hardware - sources?
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32
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7540
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January 9, 2026
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PM2.5 Value on the display is 50% higher then value logged and in Home Assistant
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2
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94
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January 20, 2026
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"Share your data with IQAir" not working, maybe others
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52
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7287
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January 20, 2026
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Powering Open Air O-1PST using solar/battery/inverter USB
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5
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842
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January 19, 2026
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Old PCB v3.1 Build?
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2
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100
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January 19, 2026
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Calibration problem with PM2.5
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11
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275
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January 19, 2026
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