Hi,
But All casio privia are the same? because, nver I've used the usb port. I've the piano from 2018 and the problems starts twon months ago (did you see my other post about other problem with the power).
The piano starts alone and is dificult switch off, and the power button does another functions like, sys settings, or phrase , or recorded....it's crazy....
Somebody can helps me, please?