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Devices

Store Wi-Fi: an optional preferred network, with cellular behind it

Every unit reports over cellular on its own. If a store's Wi-Fi reaches the mounting point better than LTE does, enter the network once on the store's page and the units there prefer it, falling back to cellular whenever it drops.

Nothing about a unit needs the store's network. It arrives provisioned, joins the cellular network on its own, and its data is included with your subscription. Store Wi-Fi exists for one situation: a mounting point where LTE barely reaches — a basement prep area, a walk-in, deep inside a metal building — and the store's own Wi-Fi does.

  1. Open the store's page and find Store Wi-Fi.
  2. Enter the network name (SSID) and password exactly as the store uses them, and save.
  3. Every cellular unit at that store receives the network at its next hand-over, restarts, and from then on prefers Wi-Fi with cellular as the fallback. Until that hand-over it keeps reporting over cellular as before.
NetworkWorks
Ordinary 2.4 GHz network with a password (WPA2)Yes
Open network with no passwordYes — leave the password empty
5 GHz-only networkNo — the unit's radio is 2.4 GHz
Guest network with a sign-in page (captive portal)No
Corporate network with a username and password (802.1x)No
If the network cannot be joined, nothing breaks: the unit stays on cellular and keeps reporting. Wi-Fi is a preference, never a requirement, and the fallback is automatic in both directions — a unit that loses the Wi-Fi for a while comes back to it on its own.

The password is sent to each unit and is not kept by HeatAlert — the store's page shows only the network name and when it was set. A unit assigned to the store later copies the network from a unit already there; if it is the first unit at the store, the page asks you to enter the password again.

Clearing Store Wi-Fi puts every unit at the store back on cellular only, again at each unit's next hand-over. Moving a unit to a store without Wi-Fi does the same for that unit.

In the dashboard: Stores & locations — Your sites, their store numbers and hours, and who to contact at each one.

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