It used to work, but since the latest update or so, when I click on the graph icon of any device that have temperature sensor, it returns to the main page of the app.
You are right! The strange thing is that it used to work weeks ago and I always had Portuguese and English as my first and second languages, respectively.
I reordered them and histogram works. (English first)
I reordered them back again and histogram stopped working. (Portuguese first)