Tried the included adapter and third party. Same behaviour. The Kingston USB Drive is usb type c male which plugs in directly in the port without a need for an adapter. Except it doesn't work...
I didn't expect to wait nearly 2 hours in line for a pre-order! Dam! No booze either!
I am picking up my preorder from the Samsung Experience Store tomorrow (Thur) evening between 7 and 10pm at special Samsung Blue Carpet event...one day earlier than the official launch date.
Taking in an old non working phone for which I get $150...