Filemagic is built on a advanced core that enhances the handling of large files, particularly helpful when working with MP4 videos, which can be big and require ample system resources. This enhancement 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/