Use yamaha S70XS like sound module

Hello, I have tried the cubasis app, to be able to modify my midifiles and use the sounds of my yamaha S70XS, but I have not known how to use my keyboard as a source of sound, can you help me?

Many thanks and best regards !!

Hi gelito,

Thanks for your message.
Are you able to provide us with more details about the exact use case you have in mind?

Thank you!