https://itunes.apple.com/us/movie-collection/harry-potter-complete-collection/id658723564
It's Dead
Dear iTunes Customer, Harry Potter and the Sorcerer's Stone is now available in 4K HDR. Because you already own this movie, we have automatically added this newer 4K HDR version to your Library. Now, the magical world in Harry Potter and the Sorcerer's Stone will appear more lifelike than ever. 4K gives you a crisper picture using four times more pixels than standard HD. High Dynamic Range (HDR) delivers brighter, more realistic colors and greater detail.