PR Project Downgrader
Local · no upload · free. Improves the chance of opening a newer .prproj in an earlier Premiere — it is not a lossless schema converter.
English shell
The full interactive converter UI ships first in Chinese. Same local engine, same privacy model.
Important
Keep your original project. Results may lose effects, captions, plugins, or AI objects. Premiere 2026 (format 44/45) can experimentally target 2025, but Object Mask and other new structures make failures more likely than older adjacent pairs.