Welcome to the Total Defense Support Portal

Promoted articles

• About your Total Defense Account

  Total Defense is known for its popular multi-platform internet security software. To regis...

• Why does my product show an "Update failed[-3000]" error message?

  If your product is showing an "Anti-malware signature status: Update failed[-3000]” error ...

• Why does my product show "Signatures are outdated" alert immediately after startup?

  When you first startup your computer and you immediately view the Total Defense Console yo...

• Why does my product show Expired after I renewed?

  If your product is showing an Expired Alert Message and you have recently renewed, your pr...

• How to update your Email Address information

  Follow these directions to change the Email Address associated with your Total Defense acc...

• How to update your credit card information

  Follow these directions to change the Credit Card associated with your Total Defense accou...

• Where can I find my Registration Code and check Expiration Date?

  If you need to check your Total Defense subscription activation code or when your product ...

• How do I Claim my Rebate?

  To claim your rebate: 1. Install and register the software 2. Visit rebate.totaldefense.co...

• How to renew a Subscription

  If you do not have automatic renewal set up on your account or your credit card informatio...

• Cancel Automatic Renewal

  You can opt-out of the Automatic Renewal Service by following the instructions below or by...

• How to install Total Defense Premium Internet Security

  Below are instructions for first time installation of Total Defense Premium — for an exist...

• How to install Total Defense Ultimate Internet Security

  Below are instructions for first time installation of Total Defense Ultimate — for an exis...

• How to install Total Defense Essential Anti-Virus

  Below are instructions for first time installation of Total Defense Essential Anti-Virus —...

• Where can I download my Total Defense Software?

  IMPORTANT: It's best to download the product through your Total Defense Account. To downlo...

• How to install PC Tune-Up

  Download PC Tune-Up from your Total Defense Account. 1. Login to your Total Defense Accoun...