1, first of all, on the computer need to change the replacement of the voice file name to \"up and down the escalator\
2, delete the original files, then copy to the USB flash drive, and click the right mouse button to refresh the files, this time will be automatically arranged in order.
3, Prepare the U disk to connect to the computer, at this time the computer will read a drive letter and format the U disk.
4. Follow the remote control instructions and copy the voice to the internal FLASH of the device.