If USB does not activate after you drag "CASIO-USB Storagedriver" and "CASIO-USBStorageClassShim" from the
bundled CD-ROM to the "System Folder"
Drag the "CASIO-USB Storagedriver" and "CASIO-USB StorageClassShim" from the bundled CD-ROM and drop
them into the "Extensions" folder, which is located inside of the "System Folder".