The Internet Archive is a wonderful tool for saving history. Inside Out 2 is still current entertainment. Let’s keep it that way.
However, respect the medium. If you find a copy on the Internet Archive, consider it a curio—a digital artifact of a film that exists in the wild. But to truly experience the nuance of Anxiety turning the console red, the texture of Riley’s hair, or the swelling score, watch it legally on Disney+ or buy the disc.
No. Unless the copyright holder (Disney/Pixar) has explicitly released the film into the public domain (they haven’t), downloading a full copy of the movie from the Internet Archive is copyright infringement. The Internet Archive is not a torrent site; it is a library. However, users abusing the upload system by uploading commercial films violate the site's Terms of Service.