Navigate to → Activate Product or Change Subscription . Select Use a purchased License Key and enter your code.

: Using pirated keys violates the End User License Agreement (EULA) , which can lead to your account being banned or the software failing to install properly.

: You can participate in the ESET Beta Program to use upcoming versions of the software for free while helping the developers find bugs.

: You can download a free 30-day trial from the official ESET website to test the full range of features without any cost.

A valid ESET License Key is a unique 20-character string (e.g., XXXX-XXXX-XXXX-XXXX-XXXX ). To activate your software: Open the main program window of your ESET product.

: ESET actively monitors for and disables pirated or leaked subscriptions. Once a key is blacklisted, your software will stop receiving critical virus definition updates, leaving you vulnerable to new threats.

Click and follow the prompts to complete the registration. Lost ESET license

: Only buy subscriptions through the official ESET website or authorized distributors. Avoid third-party resellers on sites like eBay, as these are often shared or stolen keys.