This guide will walk you through everything you need to know about HDTV app activation codes: what they are, why they exist, how to use them safely, and how to troubleshoot the most common errors.
This is a sneaky one. Your TV is set to US region, but your Google or Amazon account is set to UK.
While specific steps vary by app (such as YouTube, Netflix, or service-specific "HDTV" apps), the general workflow follows these steps: Generate the Code on Your TV