We are here to help you maximize your Internet to get the very fastest speed on the AT&T Network with online tools that will test your speed and troubleshoot issues.
NEW!: Are you new to AT&T Internet? Let us Welcome you to AT&T Internet and help you connect your devices, optimize your speed and much more!
Our Troubleshoot & Resolve tool offers you step-by-step instructions to fix your internet speed problems for you.
Learn about the factors that can affect Internet speed - and steps you can take to get the most out of your service.