Thanks for super late answer :) Problem was in the the cable. Probably mouse (animal) issue :))). but I still can't figure out why it worked with the old router and didn't work with the new one on...

Hello I have several years TP-Link model TL-WDR4300 paired with settopbox VU ZERO 4K... Everythink works fine. I changed old model to Archer AX10 (updated to newest firmware automatically). But from...