You cannot just double-click an .sf2 file. You need a "player" or a "host."
Due to copyright laws, I can't link directly to a download of the original Roland samples (as they are proprietary intellectual property). However, a quick search for or "Roland SC-8850 SF2" on the Internet Archive or dedicated VST forums will yield excellent community-made banks. sc-8850 soundfont
Not all SoundFonts are created equal. When searching for an SC-8850 SoundFont, look for these specific features: You cannot just double-click an
To understand the SoundFont, you must understand its source. Released in 1999, the SC-8850 was Roland’s flagship Sound Canvas. Key features included: sc-8850 soundfont