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Why am I prompted by ESET Smart Security or ESET NOD32 Antivirus for my Username and Password? (8.x and earlier)


  • Cannot download virus signature database updates


A new version has been released

A new version of ESET Smart Security and ESET NOD32 Antivirus has been released. We highly recommend that you upgrade to the latest version.

  • Remember: ESET Smart Security and ESET NOD32 Antivirus 9 use a License Key for activation. What is a License Key?

If your ESET-issued Username and Password are not correctly entered into your product, you will be prompted to enter them every time your ESET product attempts to download the latest virus signature database update. For instructions on how to enter your Username and Password into your product, visit the the Knowledgebase article below:

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