I installed 4.2.0.202405241838 as mentioned in
https://community.openhab.org/t/shelly-binding/56862/3771
on April 1st on my Openhab 4.1.2.
with
update org.openhab.binding.shelly https://github.com/markus7017/myfiles/blob/master/shelly/org.openhab.binding.shelly-4.2.0-SNAPSHOT.jar?raw=true
in the console.
You have to activate “Show advanced” in the channel section to see accumulatedWatts, accumulatedWTotal and accumulatedReturned