I did find "Yamaha Musicsoft Downloader" which works flawless when the Board and PC are connected. I now tranfer all my files from the PC to the board this way....NO MORE FLASH DRIVES !!!!
https://shop.usa.yamaha.com/musicsoft-downloaderBut to use it, I have to unplug from the iPad and plug it to the PC.
I am looking for some kind of interface to use so that I don't have to change cables.
Ron