@praveenkumarkn If the model of the router is Archer C20, it should be equipped with 5 10/100 Mbps, 1× 10/100 Mbps WAN Port and 4× 10/100 Mbps LAN Ports, that is going to be a bottleneck for you, it...

@Marcel_I Hi, you need to install the Tether app first on the phone, then you will find the QoS settings by following the guidance below: https://www.tp-link.com/support/faq/2992/

@paddepal As per your description, the two Archer C6 V3.20 are connected to the main gateway router with Ethernet cables via LAN, and both are working as access points. If that's the case, you can...

@jestenclay When you connecting the new Archer A6 to your mother's house, was it able to get a WAN IP address from the network? Can we have the screenshot on it? Who is the ISP, and what is the WAN...

@sadge What is the firmware version of the Archer C6 v2, is it an EU version or a US version? When the computer or phone connects to the WDS network, that's the C6 V2's, does it get a valid IP...

@cheesehead Hi, it's also suggested to connect a computer to the Xfinity modem with an Ethernet cable to monitor the connectivity for some time, ensure that the connection is pretty stable, and can...