Mainstage 3.5.1 Apr 2026

: The ability to display and control score and lyric sheets directly within the Workspace.

According to the official release notes , this version addressed several critical issues: MainStage 3.5.1

: Fixed a bug where duplicating a patch containing a concert-level bus would incorrectly remap it to a patch-level bus. : The ability to display and control score

: Starting with version 3.5, MainStage required macOS 10.15 (Catalina) or later due to the new requirement for Metal-supported graphics. MainStage release notes - Apple Support (IS) MainStage 3.5.1