Switch off you freerunner (if necessary) and start NOR uBoot by pressing AUX and Power-On at the same time and then start dfu-util Code: cd \dfu-util-0.9-win64 dfu-util -a u-boot -R -D qi.udfu
cd \dfu-util-0.9-win64 dfu-util -a u-boot -R -D qi.udfu