Thanks, ill try removing the Secondary for a bit longer this time, also tinker with the DHCP config while im there. Will post again with the results

Hello, sorry for replying so late, unfortunately id have to make a topology as the previous admins were unable to make one, as for the router, what settings should i look for? Edit: I have made a...

So i have recently connected a new secondary router to act as a backup in our office network, however when i did so, one of our APs disconnected and restarted itself, now outright refusing to use its...