@GHMKK Thanks so much David-TP After I posted my message, my local ISP support guy told me: "Just pull the cable out of the Deco and stick in the cable from the ZTE router!" I did that (with some...

Complete amateur here. I have an existing 3-station Deco 4R setup which works well. It is connected to a DSL cable modem. I have now moved from my ISP to a broadband mobile operator and they have...