Whether setting up a new internet connection or replacing your router with a new one, getting your Xfinity modem up and ...

Once you have your modem, you can use it with any of the best Wi-Fi routers for Xfinity, like the Asus RT-AX57. You could also get a mesh Wi-Fi system for better coverage across your home.

What happens if the Xfinity router stays in this state and you can't connect to the internet? Even if Comcast services fantastic routers with the xFi Gateway modem-router combo, it's not helpful ...