@wmmc01
The bossac program needs to be ran via command line.
https://miscsolutions.wordpress.com/paneldue/
“Testing the board and updating the firmware”
open command prompts, then run this command
"C:\Program Files\BOSSA\bossac.exe" --port=COM9 -e -w -v -b PanelDueFirmware.bin
changing the file path and file name and path as required.