I would ask You about support/recomendation in follow case. I have installed TRV26 (Avatto) and integrated by Zigbee2mqtt. I set measuring unit in Sensor in C (Celsium). But in control (Climate) still unit Fahrenheit. See attached screen.
The system write comment -
You cannot change these settings in the UI, as you have config stored in ‘configuration.yaml’ under the ‘homeassistant’ key.
Yes, You are right. I configuration.yaml i deleted folow
homeassistant:
name: Home
packages: !include_dir_merge_named includes
After that all settings og region are available.