Is Resideo down?
Last checked just nowActive incident: TC2 Thermostat Issue
Resideo is reporting degraded performance right now (last checked just now). Services are up but slower or partially failing.
Real-time Resideo status, recent outages, and incident history: pulled directly from Resideo's official status page at status.resideo.com every 5 minutes. Pingoru tracks 13 Resideo services and has captured 28 incidents in the last 90 days (99.06% uptime). Get email, Slack, Discord, or webhook alerts the moment Resideo reports a new incident, free for 3 monitors, no credit card.
Active incident 1
- Total Connect 2.0
Timeline · 1 update
- monitoring · Oct 29, 2026, 08:07 PM UTC
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.
Latest: 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 controlle…
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Recent outages & incidents
Past 90 days- Comfort Products
Timeline · 2 updates
- investigating · Oct 28, 2026, 04:05 PM UTC
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.
- resolved · Oct 29, 2026, 08:36 PM UTC
Systems are operational.
Latest: Systems are operational.
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- First Alert App
Timeline · 2 updates
- monitoring · Sep 29, 2026, 03:59 PM UTC
Some Water Leak Detectors may currently appear off-line in the First Alert App. While your device(s) may appear off-line in the app, if a water leak is detected, the detector will correctly alert and send an in-app notification. We expect devices to be restored to online status within 12 hours or users may reset the device by pressing the button for two seconds or less. We are working to correct the issue and apologize for any inconvenience.
- resolved · Sep 29, 2026, 05:20 PM UTC
We continue to monitor progress.
Latest: We continue to monitor progress.
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- My Total Connect Comfort ApplicationTotal Connect Comfort International ApplicationTotal Connect Comfort International Web Portal
Timeline · 3 updates
- investigating · Sep 23, 2026, 04:35 PM UTC
We are aware some of our customers are experiencing issues with our Total Connect Comfort (TCC) application. Some users may experience issues with new account creation and email notification delivery. The thermostat can still be used directly to control your heating and cooling system. We apologize for any inconvenience this may cause.
- identified · Sep 23, 2026, 05:54 PM UTC
We appreciate your patience while we work to resolve the issue and apologize for the inconvenience.
- resolved · Sep 23, 2026, 08:12 PM UTC
All systems are operational.
Latest: All systems are operational.
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- Resideo Smart HomeFirst Alert AppResideo Pro App
Timeline · 3 updates
- monitoring · Sep 09, 2026, 06:20 AM UTC
Resideo Home, First Alert, and Resideo Pro applications, along with the Resideo Pro web portal, are undergoing scheduled maintenance. During the maintenance period, app and portal access, remote device control, live camera streaming, cloud clip storage and notifications will be temporarily unavailable. Local device operation will remain unaffected.
- monitoring · Sep 09, 2026, 07:05 AM UTC
Maintenance underway.
- resolved · Sep 09, 2026, 09:03 AM UTC
All systems operational.
Latest: All systems operational.
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- Total Connect 2.0
Timeline · 1 update
- resolved · Sep 04, 2026, 07:47 PM UTC
We are aware that some customers were not receiving email notifications. Email services have now been restored. No other services including push notifications, alarm delivery, and remote access were impacted.
Latest: We are aware that some customers were not receiving email notifications. Email services have now been restored. No other services including push notifications, alarm delivery, and …
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See the full Resideo outage history
1 more incident in the last 90 days, plus the full multi-year archive of per-service events and update timelines.
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Incident record
Since April 2026 · Statuspage by Atlassian · 13 components checked every 5 minutesThe longest incident in the last year, TC2 Errors on July 28, 2026, ran for 31 days. 53 maintenance windows announced in the same period.
Most affected components, last 12 months
- Total Connect 2.010
- First Alert App7
- Resideo Smart Home6
- Security Products and Peripherals4
- 3rd Party Services3
Latest incidents
- TC2 Thermostat Issue
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…
- T6 - Registration Issues
We are aware that some of our customers are experiencing issues with enrolling their T6 devices in the Resideo Connect Application after unregistering.…
- First Alert Application-Water Leak Detector Status
Some Water Leak Detectors may currently appear off-line in the First Alert App. While your device(s) may appear off-line in the app, if a water leak is…
- TC2 Thermostat Issue OngoingStarted Oct 29, 2026, 08:07 PM UTC · ● 1d 20h
- T6 - Registration Issues ResolvedStarted Oct 28, 2026, 04:05 PM UTC · Resolved Oct 29, 2026, 08:36 PM UTC · 1d 4h
- Started Sep 29, 2026, 03:59 PM UTC · Resolved Sep 29, 2026, 05:20 PM UTC · 1h 21m
- TCC - Account Creation ResolvedStarted Sep 23, 2026, 04:35 PM UTC · Resolved Sep 23, 2026, 08:12 PM UTC · 3h 36m
- Application Maintenance ResolvedStarted Sep 09, 2026, 06:20 AM UTC · Resolved Sep 09, 2026, 09:03 AM UTC · 2h 42m
- Total Connect 2.0 - Email Delivery ResolvedStarted Sep 04, 2026, 07:47 PM UTC · Resolved Sep 04, 2026, 07:47 PM UTC · –