I googled soundfont player for windows xp and came up with these three, note that there may be more. It appears that these are different versions of the same program.

I have no experience with these as XP is long gone on my systems.

Good luck.

http://www.official-download.net/windowssoftware/soundfont-midi-player/19053.html#.XI0IYLh7lPY

https://www.fileeagle.com/software/313/Soundfont-Midi-Player/3.4/

https://download.cnet.com/Midi-Player/3000-2139_4-75741533.html


Whenever I get something stuck in the back of my throat, I dislodge it by drinking a beer.
It's called the Heineken Maneuver.

64 bit Win 10 Pro, the latest BiaB/RB, Roland Octa-Capture audio interface, a ton of software/hardware