First, you have to uninstall the previously installed antivirus software in your devices.
Then, you have to download the ESET Internet Security installer file and then double-click on the installer file in order to start the installation.
If in case, you have a CD, then you should insert it into your computer.
Here, in the Install ESET Security window, you have to click on Continue button.
Now, you have to Review the End-user license agreement and then click on I Accept to continue.
If the installation wizard displays on your screen, then click on Create account just to create your myESET account. With your myESET account, you can manage multiple features of your ESET home products.
You have to type an email and password for myESET account. Then, you have to select a country, and then click on Create account.
After this, you will receive an Account verification email in the inbox of your myESET account. Then, tap on the verification link in the email.
Now, you have to type your myESET email and password and then click on Log in to activate your myESET account.
Here, you have to return to the installation wizard. In Device name, you have to type a name which is associated with your device and then click on Continue.
Then, you need to type in your License Key and then click on Continue.
At this point, click on Continue and then select a different product during or after installation.
You have to select your preference for ESET Live Grid and Detection of Potentially Unwanted Applications and then click on Continue.
Now, select your preference for the Customer Experience Improvement Program (CEIP) and then click Continue. Keep in mind you can change your CEIP settings after installation.
Here, you have to click on Done to exit the Installation Wizard. You can see your license details and features in your ESET home product from your myESET account.
Now, ESET Internet Security is installed and fully functional. For details, tap on www.eset.com/us/activate.