https://www.inmarsat.com/customer-service/gx-firmware/
GX Firmware | Inmarsat Maritime
All the latest updates and downloads at your fingertips for GX firmware.
gx firmwareinmarsatmaritime
https://support.smarttech.com/docs/hardware/displays/smart-board-gx/en/downloads/firmware/default.cshtml?label=SMARTBoardGXFilter&value=SMARTBoardGX_V3
Firmware - SMART Board GX
smart boardfirmwaregx