I searched on this issue and was able to find a few posts with the solution, to turn the volume down below 50%. I tried that and it worked, so I was able to finish the PEMF. ๐
Investiguรฉ sobre este problema y encontrรฉ algunas publicaciones con la soluciรณn: bajar el volumen por debajo del 50 %. Lo intentรฉ y funcionรณ, asรญ que pude terminar el PEMF. ๐