OMG … AC effort no longer works now.
It worked for a few cycles but now when I press the Harmon buttons nothing happens.
If I tap the virtual button on ST it works.
So the problem is Harmony issuing ST button press.
I IGIVE UP !!!
When I see a post from ST that harmony integration has been fixed I may try again. But for now I am DONE.
Harmony integration now works both ways and is officially published in the SmartThings mobile app. No beta invitation required. New FAQ: