Filemagic is built on a powerful engine that enhances the handling of large files, particularly useful when working with MP4 videos, which can be sizable and require significant system resources. This optimization means users won’t experience delays, even with large video libraries. https://www.filemagic.com/en/video-files/mp4-file-extension/how-to-open-a-file-with-the-mp4-file-extension/