Filemagic is built on a robust framework that streamlines the handling of large files, particularly beneficial when working with MP4 videos, which can be sizable and require significant system resources. This optimization means users will not encounter lags, 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/