- Watch a movie (preferably in a non distracting surrounding such as a cinema).
- „Start“ at the companion app on your Apple Watch.
- „Stop“ at end of movie - now your record pops up in the iOS app.
- Search for the appropriate title and save.
- Rotate to landscape to see the graph full screen.
You may not know: Exported graphs are available in the documents folder via connecting your phone with the iTunes application.