i try enter multiple notes for piano part new note removes old one why? or any single stave. i not asked earlier becouse focused midi import.
You need to have chord mode (Q) enabled.
I also found finally when readed manual forth time for this thing. of why this is this complex? i bet understand its some miss typing related thing.
If you want to add notes to an existing voice (e.g. if there’s already an E on a staff and you want to add a G above it, sharing the same stem), use Chord mode as described here:
When Chord mode isn’t active, the notes you input overwrite any existing notes in the voice indicated by the caret.
If you want to add notes to a different voice (e.g. if there’s already an E on a staff and you want to add a C below it, and give the C a separate, downwards-pointing stem while the E has an upwards-pointing stem), you can input into a new voice as described here: