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Solved
Failure Connection (Honeywell WIFI Thermostat)
I have had a Honeywell Wi-Fi Thermostat (RTH6580WF) for a number of years now. Within the past 6 months, I purchased a Nighthawk R6400. Since then, i always get "Connection Failure" on my thermostat;...
Try dropping 2.4 GHz mode mode from "450 Mbps" to something lower (changes from 40Mhz mode possible to 20Mhz mode)?
These things usually come down to the device you are trying to connect.
Have you sought help in the places where they support the Honeywell Wi-Fi Thermostat?
I have not. I began this troubleshooting expedition by connecting it successfully to other routers. So far, I have been successful on a Linksys router and my phone's hotspot, but the thermostat will not connect to my nighthawk router's wifi. Therefore, I have reached out for assintance on this forum first.
Try setting manual channel 1, 6 or 11 on 2.4Ghz.
prosportalwrote:I have not. I began this troubleshooting expedition by connecting it successfully to other routers. So far, I have been successful on a Linksys router and my phone's hotspot, but the thermostat will not connect to my nighthawk router's wifi. Therefore, I have reached out for assintance on this forum first.
Try dropping 2.4 GHz mode mode from "450 Mbps" to something lower (changes from 40Mhz mode possible to 20Mhz mode)?
So, it looks like this thermostat will ONLY work on "Up to 54mbps" which has a negative impact on all my other devices, but suppose that's the limitation of wireless- G
