Sign in to your account on the Netflix Help Center Plan Page . Go to > Plan Details > Change Plan . Select Premium and confirm.
Watch in 4K (Ultra HD) + HDR for the highest possible picture quality on supported devices. Netflix Premium_.txt
A 4K-capable TV or monitor and a Netflix-supported device that can play Ultra HD content. 4. How to Manage/Upgrade Sign in to your account on the Netflix Help Center Plan Page