Next step in the troubleshooting process is to reset BIAB back to factory defaults. Without knowing the version you are using, this is a stab in the dark.

Also, make sure you can play a normal MIDI file and a WAV or MP3 file on your computer using the default media player to make sure you actually have sound capabilities outside of the BIAB program your friend is using.


BIAB2026
Windows 10 Pro (Never Windows 11!)
WA6NCB