Can't connectsays no Internet even there is

Hello, I have a Powerline TP Link model TL-PA4020P that at a certain point completely stopped working, It is completely dead. I tried to open it and after a visual inspection under the microscope ther

I just buy and update AX73 V2 (US) using Firmware 1.1.1 Build 20241031 rel.70279(5553). I found 3 issue: 1. Access List Whitelist Not Work Advance > Security > Access Control I enable Access Control.