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