@Fotis_3D Try a manual update of the firmware, sometimes it doesnt detect the update via the device itself.. had that on my old router Thats likely you best option

@Siobh Hey Quick question if you dont mind.. Have pressed the reset button on tp-link AV 600 Pressed the wps button on wifi router Then pressed the "Pair" button of tp-link AV600. Have you bought...

@Fotis_3D Hey Just off the bat I notice your firmware is quite old, check here and download the latest 2020 firmware as it does have features for enhanced performance....

@Ser Did your link to the TL-R605 drop connection for a bit? Only time i have ever seen that logged If you have a screenshot of the logs that would help! Check the logs and see how long it was down...

@William15 Hey If you know the IP address of the plug you can log into them and enable the WiFI. If not.. download something like Advance IP Scanner https://www.advanced-ip-scanner.com/ and let it...

@Bshara Hey On the VR400 under ADVANCED OPERATION MODE change this to wireless router mode you should then be able to connect the LAN / WAN port (it should be marked on back) to the other Router.....