Pt3.mov -

The most likely intent for refers to Apple Motion's ability to export animations as reusable "Motion Templates" (stored in a .mov format with specialized metadata).

If you aren't using professional video software, your query might mean: pt3.mov

: You might be looking for a specific feature introduced in the third part of a video tutorial or film series (e.g., Back to the Future Part III or a software tutorial series). Was this about creating templates in Apple Motion, or The most likely intent for refers to Apple

: Samsung and Google Android devices store "Motion Photos" as a .jpg with an embedded .mov (often labeled as pt3.mov in internal code) to capture video and audio alongside a still image. Motion Photo format 1

Motion Photo format 1.0 | Android media - Android Developers

: Export with the "Apple ProRes 4444" codec to keep backgrounds transparent, perfect for overlays and lower thirds.