TC2 Thermostat Issue
Monitoring - We are investigating an issue that may impact thermostat access and control within Total Connect 2.0.

As a workaround, affected thermostat can continue to be accessed and controlled through the Resideo Smart Home app.

Alarm delivery is not impacted.
Oct 29, 2026 - 20:07 UTC
First Alert App Operational
Resideo Pro App Operational
My Total Connect Comfort Application Operational
Total Connect Comfort International Application Operational
Total Connect Comfort International Web Portal Operational
Resideo Smart Home Operational
AlarmNet Services Degraded Performance
AlarmNet 360 Operational
Total Connect 2.0 Degraded Performance
Video Services Operational
Signaling Services Operational
3rd Party Services Operational
Products Operational
Security Products and Peripherals Operational
Comfort Products Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance

Oct 30, 2026

No incidents reported today.

Oct 29, 2026

T6 - Registration Issues
Resolved - Systems are operational.
Oct 29, 20:36 UTC
Investigating - We are aware that some of our customers are experiencing issues with enrolling their T6 devices in the Resideo Connect Application after unregistering.

Affected customers may see a "Device Already Registered" error. Our teams are working to investigate this issue.
Direct control of your T6 is not affected.

We apologize for any inconvenience.
Oct 28, 16:05 UTC
Application Maintenance
Resolved - Maintenance complete.
Oct 29, 07:13 UTC
Monitoring - Resideo Home, First Alert, and Pro Applications are undergoing scheduled maintenance.

This maintenance activity may cause brief interruptions to impacted services.
Service will be restored following completion of the maintenance.

Direct control of your devices will remain operational. We apologize for any inconvenience.
Oct 29, 06:00 UTC
Application Maintenance
Update - Systems are operational.
Oct 29, 06:53 UTC
Completed - Maintenance is underway.
Oct 29, 05:59 UTC
Scheduled - Resideo Home, First Alert, and Pro Applications are undergoing scheduled maintenance 10/29 from 2:00 AM ET to 4:00 AM ET.

This maintenance activity may cause brief interruptions to impacted services.
Service will be restored following completion of the maintenance.

Direct control of your devices will remain operational. We apologize for any inconvenience.
Oct 29, 05:00 UTC

Oct 28, 2026

Oct 27, 2026

No incidents reported.

Oct 26, 2026

No incidents reported.

Oct 25, 2026

No incidents reported.

Oct 24, 2026

No incidents reported.

Oct 23, 2026

No incidents reported.

Oct 22, 2026

No incidents reported.

Oct 21, 2026

No incidents reported.

Oct 20, 2026

No incidents reported.

Oct 19, 2026

No incidents reported.

Oct 18, 2026

No incidents reported.

Oct 17, 2026

No incidents reported.

Oct 16, 2026

No incidents reported.

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