I've got problem when i'm going to update the firmware, there's an error warning, "Couldn't confirm a response HS-DHTGL-EMOD8. Please check a network address of both PC and HS-DHTGL-EMOD8. Please disable the firewall. Updating is aboarted" i've already disable the firewall, the network, i think is fine, coz i can ping into the address and it replied. please advice thanks