MuseScore -- Index -- Play Mode

MuseScore has an integrated sequencer and synthesizer to play your score.
By pressing the Play button you enter Play mode . In Play mode the following commands are available:

Space toggle stop/play
Left seek to previous chord
Right seek to next chord
Ctrl + Left seek to previous measure
Ctrl + Right seek to next measure
Home rewind to start of score
F11 toggle show play panel


If you want to play instruments other than piano you have to change the MuseScore integrated SoundFont with a more capable one in Edit Preferences... I/O tab .