As F says, your part and full score master pages are different.
If you want to make layout changes, make them to the master page, not the score itself! Working with master pages in Dorico, part 1 - Scoring Notes
As F says, your part and full score master pages are different.
If you want to make layout changes, make them to the master page, not the score itself! Working with master pages in Dorico, part 1 - Scoring Notes