Second Thermostat

I have a second thermostat which I do not need to use anymore but it still shows on the iPhone app and web browser GUI. Does anyone know how to remove this from my interface as I only have a single heating zone now.
Thank you all
0
Answers
Hi all, I have the same problem, I can't remove the second thermostat from my home.
I see than Wireless Temperature Sensor have the same super "features" = not able to remove