Grace notes can be anything you want - a note above, a note below, an octave above, whatever you want. MuseScore has no way of knowing what you'll want, so it initially puts them on the same pitch, and then you can use the arrow keys as normal to change the pitch.
Comments
Grace notes can be anything you want - a note above, a note below, an octave above, whatever you want. MuseScore has no way of knowing what you'll want, so it initially puts them on the same pitch, and then you can use the arrow keys as normal to change the pitch.