Instead, download the native solution built into modern clients. The updated bridge is automatically maintained inside the official repository on GitHub. Open the Downloader app on your TV.
: You may have an older version of the bridge conflicting with the new one. Uninstall any existing YouTube bridge apps, restart your TV, and try installing the updated APK again.
The is a companion utility designed for Android TV (ATV) and Fire TV devices to integrate the third-party SmartTube application more deeply into the television's operating system. Since SmartTube is an unofficial, ad-free alternative to the standard YouTube app, the system often defaults to the official app for certain functions; this bridge acts as a middleman to override those defaults. Key Functions of the Bridge App
This means you can cast YouTube from your phone to your TV box, even if the official YouTube app on the box itself refuses to open.