Product activation

After installation, the Product Activation window is displayed automatically. To access the product activation dialog at any time, click the ESET Cyber Security icon ECS_icon located in the macOS Menu Bar (top of the screen) and then click Product activation....

License Key – a unique string in the format XXXX-XXXX-XXXX-XXXX-XXXX or XXXX-XXXXXXXX which is used for identification of the license owner and for activation of the license. If you purchased a retail boxed version of the product, activate your product using a License Key. It is usually located inside or on the back side of the product package.

Username and Password – if you have a Username and Password and do not know how to activate ESET Cyber Security, click I have a Username and Password, what do I do?. You will be redirected to where you can convert your credentials into a License Key.

Free trial license – select this option if you want to evaluate ESET Cyber Security before making a purchase. Fill in your email address to activate ESET Cyber Security for a limited time. Your test license will be emailed to you. Trial licenses can only be activated once per customer.

Purchase license – if you do not have a license and would like to buy one, click Purchase license. This will redirect you to the website of your local ESET distributor.

Activate later – click this option if you do not want to activate at this time.