The easiest way to tell if you’re eligible: if Comcast offers what it calls “X-Class” service at your address, which combines download and upload speeds starting at 300Mbps with an absence of the company’s modem-rental fees and its widely resented data cap. Williams clarifies that you don’t need to sign up for X-Class to get this new experience.

The new technology is based on a standard called L4S, which can significantly reduce latency to help things like video games feel smoother.

From Meta's mixed reality headsets to Valve's Steam games, Xfinity's new software will be an upgrade for home internet users. Here's what you need to know.