The official Blu-ray release included several high-value featurettes that fans of the franchise find useful for understanding the film's "soft reboot":
The file you're referring to, , is a digital rip of the 2018 Halloween movie. While the MP4 file itself is a compressed version of the original disc, it typically lacks the interactive menus of a physical Blu-ray. Halloween.2018.1080p.BluRay.H264.AAC-RARBG.mp4
A featurette focused on Jamie Lee Curtis and the evolution of her character, Laurie Strode. Halloween.2018.1080p.BluRay.H264.AAC-RARBG.mp4
A look at how John Carpenter, Cody Carpenter, and Daniel Davies updated the iconic musical score. Halloween.2018.1080p.BluRay.H264.AAC-RARBG.mp4