https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665459#M129955 <P>We recently replaced our router with a Nest Pro Mesh Router system.&nbsp; The thermostat is online but will not connect to the app.&nbsp; I reset the modem.&nbsp; I reset the thermostat.&nbsp; I reinstalled the app.&nbsp; Nothing has worked.&nbsp; So frustrating!</P> Fri, 27 Dec 2024 17:42:27 GMT Zamfir 2024-12-27T17:42:27Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665459#M129955 <P>We recently replaced our router with a Nest Pro Mesh Router system.&nbsp; The thermostat is online but will not connect to the app.&nbsp; I reset the modem.&nbsp; I reset the thermostat.&nbsp; I reinstalled the app.&nbsp; Nothing has worked.&nbsp; So frustrating!</P> Fri, 27 Dec 2024 17:42:27 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665459#M129955 Zamfir 2024-12-27T17:42:27Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665708#M130011 <P><a href="https://www.googlenestcommunity.com/t5/user/viewprofilepage/user-id/633644">@Zamfir</a>&nbsp;</P> <P>Do you still have the ISP modem/router installed?</P> <P>Is its Wi-Fi still turned on?</P> <P>Did you use the same name and password on the mesh system for the Wifi?</P> Sun, 29 Dec 2024 02:36:08 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665708#M130011 Patrick_Caezza 2024-12-29T02:36:08Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665724#M130016 <P>Thanks, <a href="https://www.googlenestcommunity.com/t5/user/viewprofilepage/user-id/54">@Patrick_Caezza</a>. We have the ISP modem but took back the router when we got the Mesh.&nbsp;<BR />We have WiFi.&nbsp;<BR />We used a different name for the mesh but the same password.&nbsp;</P> Sun, 29 Dec 2024 04:36:35 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665724#M130016 Zamfir 2024-12-29T04:36:35Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665771#M130033 <P>When we reached out to the ISP, the rep said she did not detect a router, but I had run out of time to proceed further.&nbsp; Is this common?&nbsp;</P> Sun, 29 Dec 2024 16:50:10 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Updated-to-Mesh-Wifi-and-thermostat-won-t-connect-to-app/m-p/665771#M130033 Zamfir 2024-12-29T16:50:10Z