(1) Create a folder named “netpointupdate” in your USB disk, under the root directory
(2) Copy the latest firmware and kernel into the folder. （the firmware format should be .enc please check if the file is damaged or not.）（In the folder, you must have only one version ( firmware, kernel ) . ” only one version ” is allowed. no more … Otherwise, there is conflict ）
(3) Plug the disk to the SUNDE terminal and come to the SUNDE’s set up page to click “update firmware”.
(4) When the updating reached 100%, turn off the SUNDE and then re-turn it on.