Hey, I have 4 decos, I want to connect two of them wired, (a wire between them so the signal further.) The other two I can only connect by wifi, as most consumers do. I read online that it is possible

Been have serious stability issues with the deco (I have 2 of them). I confirmed the problem is the deco and not my modem by connecting directly to the modem each time it happens, I usually need to tu