Make sure that your VIZIO TV and your Apple device are on the same Network name. If your TV has the AirPlay 2 and HomeKit feature enabled, your TV's firmware is up to date, you see the AirPlay Icon on SmartCast Home, the AirPlay option is set to On, please contact Apple support for further assistance.
Jan 01, 2013 How to use Netflix on your Apple TV Netflix is available in Ultra HD on select Apple TV streaming media players. To stream in Ultra HD, you will need: A TV compatible with Ultra HD streaming from Netflix, connected to your Apple TV via an HDMI port that supports HDCP 2.2 or later (usually the HDMI 1 port). appletv - Setup Apple TV (2nd Gen) with neither a remote
Apple TV — with the Apple TV app, Apple TV+, and Apple TV 4K — puts you in control of what you watch, where you watch, and how you watch.
How to use Netflix on your Apple TV
How to Connect Your iPhone or iPad to Your TV | PCMag
TV - Apple Apple TV — with the Apple TV app, Apple TV+, and Apple TV 4K — puts you in control of what you watch, where you watch, and how you watch. How To Install And Setup The Apple TV - YouTube