It could take a week for the update to reach all NVIDIA Shield devices. What you need to know NVIDIA Shield TV devices are now receiving a UI refresh with Android TV's "Discover" home screen. The revamped homescreen UI began rolling out to a few Android TV devices in February. NVIDIA expects the rollout to be completed by June 24. NVIDIA has started rolling out a new update for its Shield TV devices with the refreshed Android TV homescreen. The revamped user-interface was announced in February and has already made its way to a few devices — including the best Android TVs from Sony. The update brings a new "Discover" tab, which includes personalized content recommendations based on your viewing history. There's also a new "Apps" tab that replaces the previous "All Apps" view on the home screen. The new tab is shown in full screen to allow more apps to be shown at once. The rest of the interface, however, remains largely uncha