Resideo experienced a critical incident on January 3, 2025 affecting Resideo Smart Home and First Alert App, lasting 110d 17h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Jan 03, 2025, 08:05 PM UTC
We want to inform you about a potential issue with your L1 and L2 Water Leak and Freeze Detector devices. Some users may notice their devices showing as "offline" in their mobile apps. To resolve the "offline" status, please press and release the button on the side of your device. A light will appear on the device. The device will show online in the app within 2 minutes. We apologize for any inconvenience. We will continue to investigate and provide further updates.
- identified Jan 03, 2025, 09:17 PM UTC
We want to inform you about a potential issue with your L1 and L2 Water Leak and Freeze Detector devices. Some users may notice their devices showing as "offline" in their mobile apps. To resolve the "offline" status, please press and release the button on the side of your device. A light will appear on the device. The device will show online in the app within 2 minutes. We apologize for any inconvenience. We will continue to investigate and provide further updates.
- identified Jan 08, 2025, 07:46 PM UTC
Update: L1 & L2 Water Leak & Freeze Detectors showing as "offline" in their mobile apps. Your device will report & audibly notify you of any water leak events. Any temperature, humidity, or low battery alerts will not occur until the device is back online. To resolve the offline status, press & release the button on the side of your device. A light will appear on the device. The device will show online in the app within two minutes. We apologize for any inconvenience.
- resolved Apr 24, 2025, 01:08 PM UTC
All services are running normally.