Resideo Help & Support
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How to connect to WiFi and Resideo App - T5 Smart & T6 Pro Thermostats
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Thermostat Wiring Compatibility
Unsure if Honeywell Home thermostats from Resideo are compatible with your home? Use our tool to determine which thermostats work with your home’s existing wiring.
App Status
Your issue may be related to a system outage on one of our applications. See current status of Resideo's mobile applications below
Resideo – Smart Home:
Total Connect Comfort App:
First Alert App:
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