Download and install Norton software via Norton.com/setup. Users can install a free Norton trial version for one-month validity. But as the free version expires, you will need to create an account on Norton.com/setup to buy a subscription plan. Whether you want to install Norton setup on your computer or phone, select a product and complete the installation. Depending on your package, you can install the software on the number of the supported devices. Once you install an active version of Norton setup, you will leverage high-end services.