I have a RAK7258 with US903-928 frequency, I have connect an end node (Browan door/window sensor) successfully during first time register to RAK7258 (The last seen was xx sec ago).
I try RESET RAK7258 by press the reset button at the rear of RAK7258, but after rest, i try to add this end node again with same devEUI & appKey but this time it seems can not register / join anymore, the last seen become “never” …
can anyone help on this ?
many thanks !!!.