One more problem which I encutered is when I try to change HTTP port to 8080 it says: "This port has been occupied by the system." someone has any clue with this?

Model : NC200 Hardware Version : V1 Firmware Version : NC200_V1_151125 ISP : UPC Greetings fellow users! Yesterday I bought an NC200 camera. I made the setup, sadly I read the forum after the setup...