Internet Security System Requirements Mac computers

  • MacOS 10.13 "High Sierra"
  • Mac OS 10.12 "Sierra"
  • OS X 10.11 "El Capitan"

Mac computers should meet the following minimum requirements:

  • Processor: Intel
  • Memory: 1 GB or more
  • Disk space: 250 MB free disk space
  • Internet connection to validate your subscription and receive updates

How do I install Internet Security on my Mac computers?

There are two ways you can download Internet Security onto your Mac computer:

  1. Via the Activation Email sent to you when you ordered the service.
    When you first ordered Internet Security, you were sent an email from TDS that included a link to download the service.

    Once you have located this email, follow these steps to get started:
    1. Access the email from the computer you wish to install Internet Security on.
    2. Click on the Install Now button in the email.
    3. Click the Download button.
    4. Save the file to a location of your choice.
    5. Run/Open the downloaded file. You may need to enter your computer’s admin credentials.
    6. Accept the user terms and privacy policy.
    7. Start the installation by clicking Install button in bottom right.
    8. When installation is complete, click Close to continue the process.
    9. You may be prompted to enter your admin credentials again.
    10. The user will automatically be recognized. Click Continue.
    11. Installation is complete and the device is now protected.
  2. By logging into MyAccount via your computer.
    If you have misplaced the activation email, not a problem! Follow these steps to get started:
    1. Log in to My Account
    2. Click on the Internet link.
    3. Scroll down to the bottom of the page and click on My Internet Security.
    4. Click the Add Device button.
    5. Confirm that My Device is highlighted then click Continue.
    6. Confirm that the This Computer option is chosen then click the Download button.
    7. Follow the prompts to complete the installation.

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