[EPIC] Page Settings: fixes and changes
I have marked this as critical because it's critical that it makes it into the beta, IMO.
Here is the PR: https://github.com/musescore/MuseScore/pull/4456
It has PDF documentation attached.
The PR changes the UI and breaks file format compatibility with 3.01. The PR's branch is currently a compatibility build for 3.01.
The PR fixes: