Hi there, firstly I selected "Orangepi PC" from the Board dropdown since Orange PI 3 wasn't present (although you have Orange PI 3 images so I assume it's supported ... )
I have wound up with an unbootable board, even though it was initially bootable.
I am connecting with an ethernet cable/eth0 and powered via USB using a power brick/charging cable for a Google Pixel. I don't think this is a power issue, because everything was going well, and was stable for quite some time (hou