(Exact feature list may vary between specific YouTube app versions that share the 2.07.02 branch.)
Approximately 17.43 MB to 19.54 MB depending on the variant. How to Install YouTube 2.07.02 on Your TV youtube for android tv 20702 download link
To ensure a successful installation, you must choose the correct variant based on your device's architecture. (Exact feature list may vary between specific YouTube