itoken

Yes. Run it as Admin but failed. What means "first time"?

64bit Windows 11.

Ah.. so sorry. do I need to install CMI8738 driver...?😅 I use CMI8738 card.

Thanks I will try it. But, are there CMI8738 x64 driver for modern windows...?

You means that the sound frequency is wrong?

Could you please upload the midi file ( If you can ) ?

Unfortunately, VGM file can not handle YM2414. See this: https://www.smspower.org/Music/VGMFileFormat

YM2414 pinout is same with YM2151. But YM2414 register set and addresses are not same with YM2151. So, when geneal VGM player plays the faked OPM VGM file, VGM player...

https://sites.google.com/site/undocumentedsoundchips/yamaha/ym2414

Thank you. I understood. However, adding the ability to output the wrong VGM seems a bit problematic.