Filemagic is built on a powerful engine that enhances the handling of large files, particularly advantageous when working with MP4 videos, which can be large and require ample system resources. This tuning means users won't face slowdowns, 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/