Filemagic is built on a powerful engine that improves the handling of large files, particularly useful when working with MP4 videos, which can be massive and require ample system resources. This optimization means users will avoid performance issues, even with extensive video libraries. https://www.filemagic.com/en/video-files/mp4-file-extension/how-to-open-a-file-with-the-mp4-file-extension/