When the device has no saved WiFi network (fresh flash, or after a WiFi reset) it starts a temporary setup hotspot so you can tell it which network to join.
- Power the device. After a few seconds the OLED shows "WiFi Setup",
the hotspot name
AirBox-Setup, and a QR code. - Point your phone camera at the QR code. It offers to join the
AirBox-Setupnetwork — tap to join. - Your phone should automatically pop up the setup page. If it doesn't,
open a browser to
http://192.168.4.1. - Pick your home WiFi from the list, type its password, tap Connect.
- The device reboots and joins your network. The OLED then shows "Connected!" with the dashboard address.
- On your phone or laptop, open WiFi settings and join the network
AirBox-Setup. - A captive-portal page should appear automatically. If not, browse to
http://192.168.4.1. - Select your network, enter the password, Connect.
- Open the dashboard at
http://airbox.local(or use the IP address your router assigned). - Go to the Settings tab and:
- set a device name (e.g. "Office", "Nursery" if desired),
- choose °F or °C.
Air-quality calibration: the IAQ reading starts at accuracy 0 and self-calibrates over the first 24–48 hours of normal use. This is expected; see dashboard.md.
- Fresh boot shows the
AirBox-Setuphotspot (and QR on the OLED). - Phone scans the QR, joins, and the setup page appears automatically.
- Network list populates; selecting your WiFi and submitting reboots the device onto your network.
-
http://airbox.localloads the dashboard; live values update. - Trend charts begin filling in (first points appear after a few minutes).
- °F/°C toggle and device name persist across a reboot.
- Browser OTA at
/updateprompts for the update login, then flashes a new build, after which the device reboots on the new firmware. - Holding BOOT for ~3 s returns the device to the setup portal, and the IAQ calibration is still intact afterward.