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Install AT&T Internet Security Suite

Download and install AT&T Internet Security Suite powered by McAfee to protect your computer from malware, trojans, and hackers.


Get the AT&T Internet Security Suite

Skip the instructions. Just enter your user name and password to start downloading AT&T Internet Security Suite.Get it



How to get Internet Security Suite

There are a few important points to address before downloading the Internet Security Suite:
  • AT&T Internet or DSL customers with a connection speed of 3.0Mbps or higher can download the Internet Security Suite free of charge.
  • DSL customers with a connection speed of 1.5Mbps or lower can sign up for a discounted subscription of $5 per month.
  • Uninstall any existing security software, including current or expired security products that you may have purchased. Otherwise, you may receive an error message later on that your subscription expired.
  • You can install Internet Security Suite on up to four computers, whether they’re Windows, Macs, or both. If you're using a Windows computer, we suggest performing a pre-installation cleanup on your machine.
  • You can’t download Internet Security Suite to a mobile device. Learn how to get AT&T Mobile Security & Call Protect for your mobile device protection.

Note: If you don’t know which service you have (AT&T Internet or DSL), the download process will prompt you with the appropriate options for your service.

Install Internet Security Suite

Installation is easy. Simply follow the steps below to download for Windows or Mac:
  1. Go to AT&T Internet Security Suite > Download Now.
  2. Enter your  ID and password.
  3. If you have Internet speeds of:
    • 3.0Mbps or higher, go to step 4.
    • 1.5Mbps or lower, select Buy Subscription.  You can purchase a subscription for $5 per month.
  4. Follow the prompts to download and install Internet Security Suite.

Mac users: If you downloaded Internet Security Suite on a Windows computer prior to December 2013, you will need to uninstall Internet Security Suite from your Windows computer to complete the download.

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