AT&T

Setup

How to Activate a Modem With AT&T (DSL, Fiber, and Phone Service)

A plain-language guide to activating your AT&T gateway for Fiber and DSL internet service, including how to set up AT&T digital phone service through your gateway.

Mar 28, 202610 min read

Troubleshooting

How to Cancel AT&T Fios Service (Step-by-Step Guide for 2026)

AT&T Fiber has no contracts and no early termination fees. Here is how to cancel your service by phone, return your equipment, and avoid surprise charges on your final bill.

Mar 27, 20267 min read

Wi-Fi

How to Set Up a FiOS Router: A Step-by-Step Guide

Our complete FiOS router setup guide makes installation easy. Follow these steps to boost WiFi coverage, improve speed, and secure your home network.

Sep 20, 20252 min read

Best WiFi Extenders for AT&T Fiber (2026): Mesh and Plug-In Picks

Any standard extender or mesh works with an AT&T gateway, and owning one beats AT&T's $12 monthly add-on. Here are the picks for 300, 500, and 1 Gig plans.

Jun 10, 20259 min read

How to Contact AT&T Customer Service: Phone Numbers, Hours, and Live Chat (2026)

Every current AT&T support number with its hours, checked against att.com. Covers reaching a live person, live chat, the myAT&T app, spotting fake support numbers, and what to do when a call does not fix the problem.

Jun 10, 202511 min read