A tvOS app can install the New Relic agent the same way as iOS. Instructions for installing the agent can be found below.
Before you install and configure the iOS agent, make sure your tvOS app meets these requirements.
Make sure your tvOS app meets these requirements:
tvOS 9 or higher
NSURLConnection, AFNetworking, and ASIHttpRequest networking APIs
Swift: Works with both network traces and crash reporting, but no interaction traces by default. To enable this, see Enabling interaction tracing in Swift.
Any tvOS compatible device (Apple TV 4th generation or higher)
The iOS adds about 270K to your tvOS release app.