It is recommended that you try out each of the below-mentioned workarounds and then see which one spells out success for you. So with that in mind, let’s get started.
FIX 1: Update Alexa App
FIX 2: Re-Add Thermostat
Your next course of action should be to remove and then re-add the thermostat to the Alexa app. Do so and then check if it rectifies the underlying issue.
FIX 3: Delete Alexa Data
If the app’s data gets corrupted, then issues like the one that we are currently dealing with are bound to happen. Therefore, you should delete the data and let the app repopulate the same from scratch. Here’s how it could be done: