Why am I not able to reset the device?

Ensure that the AC power is connected to the alarm while performing the reset. To reset the Smoke + Carbon Monoxide Alarm with smart feature...

Why am I not able to see my Home Router while connecting the Smoke + Carbon Monoxide Alarm with smart features?

If your Home Router (SSID) is not visible during the provisioning of Smoke + Carbon Monoxide Alarm with smart features, try the following op...

Why am I not able to perform "Push to Test" from the Mobile App? (iOS or Android)

Your mobile device must be on the same Wi-Fi network as the Smoke + Carbon Monoxide Alarm with smart features.Your internet connection must ...

Why am I getting "Smoke/CO at Unknown location" notification on my mobile app during "Test" of my Smoke + Carbon Monoxide Alarm with smart features?

This is observed when multiple Kidde Alarms are hardwire interconnected (HWI) to your Smoke + Carbon Monoxide Alarm with smart features.When...

Why am I getting "Must be on Same Wi-Fi" error when trying to "Test" the Smoke + Carbon Monoxide Alarm with smart features?

To perform a "Test", ensure that your Mobile Phone and the Smoke + Carbon Monoxide Alarm with smart features are on the same network.If you ...

Why am I unable to connect to my Home Router? (iOS & Android)

The Smoke + Carbon Monoxide Alarm with smart features does not support connection to routers with WPA security mode. Please check if the hom...

Why am I unable to connect my Smoke + Carbon Monoxide Alarm with smart features to the Kidde app? (iOS)

OS software must be updated to release > 13.0Kidde app location services must be enabled to access Wi-Fi settings on the mobile phone.Kid...

Why am I unable to connect my Smoke + Carbon Monoxide Alarm with smart features to the Kidde app? (Android)

Android software must be updated to OS releases > 10.0Location services  must enabled to access Wi-Fi settings on the mobile ph...

Why do I see the LED ring not showing any light on the alarm?

In low light ambient conditions, the green LED ring fades to off, and then blinks approximately every 60 seconds. This unit samples the ambi...

I have enabled Biometrics, however from time-to-time, Kidde App asks me to login using my password

At this time the biometric support is limited to providing access to the app while the user is logged into the app (i.e., did not logout by ...

I have a technical question. How Can I Contact Kidde?

To reach Kidde’s customer service, please email Kidde.Product.Support@carrier.com or call 1 (877) 542-5471 Monday through Friday from 8:00a....

Why is my Alexa responding back with "No alarm found"?

During the Registration process, each alarm is assigned to a specific room type (Bedroom, Kitchen). Querying Alexa must be with respect to t...

I hear "Success - Now Connected" from my Smoke + Carbon Monoxide Alarm with smart features, but the registration process has failed in the Mobile app

This could happen if your mobile device does not connect to your home router during the registration process.Reset the Smoke + Carbon Monoxi...

Why am I not receiving notifications on the Mobile app?

The most probable reason for not receiving notifications is the lack of internet connectivity at the source (Smoke + Carbon Monoxide Alarm w...

Firmware upgrade of my Smoke + Carbon Monoxide Alarm with smart features has failed; how do I fix it?

Your Smoke + Carbon Monoxide Alarm with smart features and your Mobile device must be connected to the same Wi-Fi network for Firmware upgra...

I am getting the message "Command failed to reach the device," what should I do?

This typically happens when the Smoke + Carbon Monoxide Alarm with smart features is offline.Note that a “Lost contact” alert will be sent t...

I got "Lost contact" notification, even though my Internet connection is active. How do I resolve it?

This could happen in the following scenarios:Router credentials are changed.Router is shifted to new location.If there are any structural ch...

During the registration, I got a message "Not connected." What do I do?

The “Not connected” message will show when the Smoke + Carbon Monoxide Alarm with smart features is not able to connect to the internet. Ens...

What do the various messages mean once the device registration is complete?

“Not Connected:” This message is heard in two scenarios: If an incorrect password is entered during the registration process.If the Device c...

I tried pressing the button on the alarm, I hear a small chime but test is not initiated. How do I fix it?

This happens if the Internet connectivity is not available to the Router. It is recommended to check the connection of your device and route...

My Smoke + Carbon Monoxide Alarm does not show up in the list of devices in the app. How can I fix that?

Reset your device. To do so, press the button on the face of the alarm for about 8 seconds and you will hear 3 consecutive beeps. Upon relea...

What is the Wi-Fi range for the alarm?

The range of your Wi-Fi network is determined by the performance of your router. Please check your router settings for a better understandin...

A handy troubleshooting chart from the User Guide.

Consult the User Guide for more troubleshooting info.