Hi, I've investigated another thread on this but as this was last year, the solutions do not seem to work with my phone. I have a Samsung galaxy s20 ultra. Everything was running fine until it updated to the UI 3.0. Now, when my phone connects to my Sony dsx-a410bt radio, it plays for 2 seconds or so, then is off, on, off, on. I deleted the connection on the phone and connected as new. This time I got the Poweramp Was Killed message. I don't run a battery saver, task killer. I changed an auto disabled on the Full Unlocked version. I tried to connect with the screen on and app running but no jo