Hi Jerome,
I would suggest that you try again using the current software. In my case I had success testing four of the images using the procedures documented in the wiki.
https://wiki.friendlyelec.com/wiki/index.php/NanoPi_R6S
I would suggest that you try again using the current software. In my case I had success testing four of the images using the procedures documented in the wiki.
https://wiki.friendlyelec.com/wiki/index.php/NanoPi_R6S