I have viewed media on my WD MyCloud EX4100 through Plex for over a year now. Recently I switched to cable and a Netgear Nighthawk AC1900, and all is good speed-wise except for Plex. Now I can only make a prohibitively slow “indirect connection.” It now takes tens of seconds to load a library and watching it impossible. I have searched and tried to fix myself; but I'm not sure what else I to do. Might anyone have a thought or a suggestion? Many thanks in advance.
I had the same issue with a different router. Try going to canyouseeme.org and testing port 32400. If that port can’t be reached, troubleshoot your router, server, and player settings to make sure nothing’s blocking it. In my case (linksys ea6350 router) it turned out that I needed to enable more filtering, oddly: