@Samer What is the light status of the VR400 when it is disconnected? Especially the wifi leds. With your computer connected to it by wired cable at that time, please test whether it works and click...

@tiagoadp Who is your ISP and what is the bandwidth you paid? WIth computer connected to the Archer C7 directly, please run the speed test for 3 times and show us the pictures of the test results. At...

@JohnMaguire Please go to advanced-system tools-system parameters page to get the WDS option. Meanwhile, please ensure that the Archer C7 works as a regular wireless router.

@Zuzer There is a wifi button/switch on the back of the actual router, please turn it on. Or you can login to the web interface of the router and enable the wireless broadcasting.

@KurtP I'm afraid not; if the ISP modem works as bridge mode and no wifi and no DHCP server, the devices connected to it won't be able to get internet; For the wifi AP which can be a wireless router,...

@Ice1 The Archer VR2800 has one DSL port and 4 ethernet ports, but no fibre port, to make it work, you need buy a fibre modem, so that we can connect it to the fibre cable provided by ISP and connect...