This software is provided for technical service purposes only. Users install this firmware at their own risk. The provider assumes no liability for hardware damage resulting from the misuse of this software file.
If you're looking for a general description, here's a starting point: Itv.v59.031 Software
If your board supports USB updating (usually identified by a "USB" label), follow this process: Format a USB drive to FAT32 . This software is provided for technical service purposes
Installing the software is generally done via a USB drive. Follow these steps carefully to avoid damaging the board: Format a USB drive to FAT32. Itv.v59.031 Software
Here is a complete review of the Itv.v59.031 software/firmware.