Ah then that would be a problem. I think you have to fix the USB well enough to get the firmware update in place.
Try a different PC?
Well, that's what I was fearing, by the research I did, the problem is updating the bootloader, the patched *.bin file *must* be on the internal storage, which I cannot access. There isn't another way to update it?
And I think trying a different PC will not work, I had a problem with a drop of superglue on the connector e.e