Hi Could you be a bit more specific on what camera or item you are talking about here? If you know what SKU number your camera is, please go to this link and search the SKU, then a lot of useful guides will be on there. http://helpdesk.spycameracctv.com/support/home If further queries please feel free to contact our Helpdesk Team on 0117 3252470 Opt 5 Helpdesk.