During the norton setup process, from your web browser, go to norton site.
Click Sign in.
If you do not have a Norton account, click create a new account and complete the sign-up process.
In the Get Started page, click Enter A New Product Key.
Type the product key and click next.
Your product key is a combination of alphabetic and numeric characters.
Read the License and Services Agreement and click Agree.
In the Annual Automatic Renewal Authorization page, update your billing address.
Read the Subscription and Automatic Renewal Payment Authorization.
Click Turn on Automatic Renewal or Start Subscription with norton setup.
Click Agree & Download.
Follow the instructions displayed to Run or Save the Downloader file.
Once the Norton installer is executed, your product is downloaded, installed, and activated