@Marvin_S Problem appears on all client in my local network. I have configured custom DNS servers on router side, I configured Google DNS (8.8.8.8 and 8.8.4.4). Unfortunately I did not check if same...

Some updates from weekend tests. I have connected router to another ISP provider and everything is working good - able to load "http://" websites and gigabyte (dot) com website loads without problem....

Since I still haven't received an answer, I'll try to make a few assumptions. Since the firmware date is March 2024, maybe the SSL certificates included in the firmware have expired? Has anyone else...

@GlynnAtkins1 Did you complete Quick setup steps on your Archer router?

I have attached screenshot what I see when trying to load "http://" website.

Hello, I just bought a new TP-Link Archer AX53 router. I replaced an old TP-Link Archer C6 router that worked well, but I wanted to upgrade to better WiFi and WPA3 support. Today I connected the AX53...