Install AT&T 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.

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.