From MMS Wiki
This is a common changelog for all MMS products,m so not all changes affect all deployments. If in doubt, please ask the developers for clarifications
3.0.0 (1. July 2018)
* New user interface design for teacher environment * Pending category for teachers to easily go through all new submissions * New user interface for exercises and assignments * Split "..." menu into three parts: General/Playback/Recording * Playback submenu allows playback of all audio tracks (including backing and metronome tracks) * Overhauled tempo change UI * More intuitive section markings visuals * Comments thread moved to the menu instead of being below the score.