For a permanent digital copy, you can buy or rent the film from these established retailers: Apple TV Store

If you prefer not to purchase the film individually, it is currently hosted on several streaming platforms (availability may vary by region): The Piano Teacher streaming: where to watch online?

: Provides the film for rent or purchase, often including English-subtitled versions. Fandango At Home (Vudu)

: Available for rental or purchase, typically viewable across Google-supported devices. Amazon Prime Video