Here is the instruction for how to update firmware on the cs918s tv box: 1 download the flash tool and a needed key file here: http://www.mediafire.com/download/k54dzi5q6rbxv28/PhoenixUSBPro_CN四核.rar http://www.mediafire.com/download/usaemuavwpvjdu7/key.rar 2 decompress the […]
