login router web console--advanced--system--administration--enable remote control and enter 255.255.255.255 for the ip address. Later change the login username/password to something not admin to...

can you login archer vr400 page and check the dsl status under advanced--status--show us the screenshot. by the way, do you test the speed wireless or wired? try both

try port forwarding for Xbox or DMZ. For the ipv6, set it up as the sky router.

you can check with VPN provider if you can use one account at the same time on two devices.

You need login to the management page,and do the quick setup first,then please go to network--IPTV,and configure your IPTV,but the VLAN ID should be from your provider.

Normally the sim card just in the standard mode, and there is a Micro to Standard SIM Card Adapter in the package.The network type should be like: 4G: FDD-LTE B1/B3/B7/B8/B20...