Pac Firmware Update: - Connect Pac Drive with Gem Drive Studio (version >= 2.1) - Select Menu Tool -> File Service - Select with Axis the drive to be updated - Click on "Update drive firmware" button - Select firmware file: AKxxxxxx.BIN for a Pac-AK drive or ETxxxxxx.BIN for a Pac-ET drive (where xxxxxx is the version number) - Confirm and wait until the update complet. After firmware update, drive will be restart automatically. - if Gem Drive Studio asks to import a xml file, select the provided xml file.