Here you will find official firmware for the NetWinder. For installation instructions, please see the Firmware-HOWTO located at http://www.netwinder.org/~ralphs/howto/Firmware-HOWTO.html For the experts: insmod nwflash flashwrite -base64 nettrom-X.Y.Z.bin 0 BE SURE TO CHECK THE FIRMWARE-KERNEL COMPATIBILITY GUIDE at http://www.netwinder.org/~ralphs/compat.html In particular if you are upgrading from firmware version prior to 2.0.6, then you'll need a new kernel to go with your new firmware.