Filemagic is built on a strong foundation that optimizes the handling of large files, particularly advantageous when working with MP4 videos, which can be big and require substantial system resources. This improvement means users will not encounter lags, even with vast video libraries. https://www.filemagic.com/en/video-files/mp4-file-extension/how-to-open-a-file-with-the-mp4-file-extension/