The original was designed for Windows 95 through Windows XP as a standalone system MIDI driver rather than a plugin.
If you cannot acquire the official Roland plugin, there are several ways to get that classic sound for free or via other software: Alternatives to a real Roland SC-55 - VOGONS roland virtual sound canvas free download windows 7
The trial stops producing sound every 10 minutes (requires a host app restart) and expires completely after 14 days. The original was designed for Windows 95 through
was designed for Windows 95 through XP. It generally does not run natively on Windows 7 because it lacks modern driver support. Free Alternatives for Windows 7 roland virtual sound canvas free download windows 7