WESTWOOD TOYS

 Read and understand the instructions at https://github.com/retropie/retropie-setup/wiki/First-Installation first, then follow the instructions, substituting the image I have preconfigured (that you downloaded above) for the base image referenced in the instructions... will be displayed in the upper left corner of the screen, followed by some computer... in the micro USB (small, trapezoidal) end of the USB cord into the micro USB port