Connect using web usb on my edge device

The Binary file which i have dragged in to the Edge device drive is vanishing and not allowing me to see its functionality, please help me in configuring the edge device correctly, i am using STM32L4 microcontroller based B-L4S5IIOT01A Discovery board from ST micro

Hello @sesidhar,

It is the expected behavior, your device should have been flashed correctly except if you see a fail.txt file in the drive.
Where do you need help exactly? Can you connect the board to your project using the CLI?