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Legacy 2.4 GHz smart home equipment (smart plugs, older lightbulbs) often fails to connect when a router uses a combined single SSID for both bands.

Which issued this equipment to you?

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The tamper flag is always asserted. Solution: Check the calibration of the onboard temperature and voltage sensors. Extreme environmental conditions (below –40°C or above +105°C) are treated as tamper events. Add thermal management if deploying outdoors. Legacy 2