I did unistall my thermostat from Nest and uninstalled the app. Then
rebooted the phone. Then download Nest app and then installed my
thermostat. Then relinked to Alexa
First, I unlinked my Nest app from Alexa and unistalled the Nest skill.
Then, I removed my thermostat from Alexa, then I removed my Nest app and
my Thermostat then rebooted my phone. Then, I reinstalled Nest then
added back my thermostat and relinked...