Frequently Asked Questions

Everything you need to know about Kidde products, fire safety, Smart and more. Can't find the answer you're looking for or need an answer fast? Start a chat with our friendly support team.
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Why is my alarm beeping?
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Why do smoke alarms always go off in the middle of the night?
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Wait, my product expires?
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CO vs CO2? What’s the difference?
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Is it a Detector or Alarm?
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Smart Products

Why is the LED not working or lighting up?
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Why won’t the device reset?
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What does the red blinking light on the detector mean once I insert batteries?
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How do I set up my Smoke + Carbon Monoxide Alarm with smart features?
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How do I enroll the alarm with Wi-Fi connection?
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Do I need additional products or services to work with my alarm?
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How do I install the app?
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How can I ensure my Wi-Fi network is on a compatible 2.4 GHz band?
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How do I set up mobile alerts for my Smoke + Carbon Monoxide Alarm with Indoor Air Quality Monitor? (iOS/iPhone)?
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What is a “Clean Alarm” notification?
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