While Comcast has several apps, you'll want to download the ... changing or resetting your password regularly for security.

See our full methodology. Xfinity Home offers professionally-installed security systems with a self-monitoring or professional monitoring plan. Xfinity differs from other security systems because ...

Before proceeding to the steps below, you must download the Xfinity app (we included the widget below this section). The process is lengthy and requires about 20 minutes. The Xfinity app will ...