Put the activation code into the NBC activation page on your computer or mobile device. Using the Amazon Fire TV app, launch the NBC app and select the Sign In option.On your Amazon Fire TV device, select Get to download and install the NBC app.Select the NBC app from the search results.Select Search from the Amazon Fire TV Home screen.Roku will activate the NBC app automatically once you’ve signed in, so you can enjoy watching all your favorite shows and live events.īelow is a step-by-step guide that will show you how to activate NBC on your Amazon Fire TV:.Enter your username and password to access your NBC account.Enter your activation code on the NBC activation page on your computer or mobile device. You can sign in from your Roku device using the NBC app.To install the NBC app on your Roku device, select Add Channel.From the search results, select the NBC app.To search for a channel, navigate to the Roku Channel Store and select Search.Using your remote, navigate to the Roku Home screen.Here’s a detailed guide for Roku users who want to activate NBC on their device: