@GB62 Do you connect the NBN modem to the Archer VR2800 by wired cable or VDSL line? If it is connected by wired cable, you need to connect the NBN modem to the LAN4/WAN port of Archer VR2800 and log...

@Kashif-66 Do not install US firmware on EU version, it may ruin this router. The Archer C1200 does not support band 4, that is why you cannot set channel as 157. Good day.

@zensys Please hold the reset button/hole for 10s with the Archer C9 powered on. And then try to re-login with admin. You can change another web browser to give it a shot. Good day.

@Minttus What is the led status of the Archer MR400? Can other devices access internet from the MR400? With smart TV connected to the TP-Link wifi, please ensure that it has obtained valid IP address...

@rinodb Is it still VDSL connection or ethernet connection? If it is still connected by VDSL line, you can configure it as the normal VDSL modem router. And the you can choose other for ISP, it does...

@Kvp To configure the Archer A9 as a secondary router as DHCP enabled, you only need to hard reset it by holding the reset button/hole for 10s with it powered on. And connect the WAN port of A9 to...