@Tony Hi Tony, Thanks for your reply. I should have put in my original post that I've ruled out the access mode fix as I want the other features such as parental controls that router mode offers me....

I have my Deco P9 connected to my modem. There are a couple of other devices connected to my modem also. One of these is a Synology D212j NAS drive. When connected to my modem on the network...