Just bought the U1. Successfully set it up to control my Onn Qled TV, Samsung Soundbar and Apple TV 4K. One problem I'm hav...

So here's what I'm trying to do.  I want to create a MACRO so when I hit the POWER button:   The Apple TV goes to...

I've followed the prompts in the app to add an Apple TV.However, when the activity starts, i.e., TV turns on, ATV turns on,...