@David-TP Hi sorry for the late reply I made a thread you can find it here. https://community.tp-link.com/en/home/forum/topic/675962?page=1

Right now I use my deco x55's in rounter mode. The issue with this configuration with an ethernet backhaul: ISP modem/router ---> Deco #1 ----> network switch ----> end devices / Deco's #2 and #3....

@David-TP Hi Is there an ETA on when this firmware will be available for version 1.2 I desperately need the wan port fixing