If it`s Google OS, it`s easy...
"Screen mirror to a Google TV by connecting your Android device or computer to the same Wi-Fi network and using built-in Chromecast features, the Google Home app, or casting directly from browsers like Chrome. Android users can use "Cast screen" in the Google Home app or "Smart View", while iOS devices require third-party apps for AirPlay.
Methods for Screen Mirroring to Google TV
- Android (Built-in Casting):
- Connect your phone/tablet to the same Wi-Fi as your Google TV.
- Open the Google Home app.
- Select your TV, then tap Cast my screen.
- Alternative: Use the "Cast" icon in apps (YouTube, Netflix) or "Smart View"/"Screen Mirroring" in the quick settings menu."