The images are not supposed to be loaded as those are copyrighted graphics and you can not have them on your website. Instead, it has placeholder images which you need to change and replace them with your own images.
Please consider that we have 2 kinds of demo items:
2. Expanded Demos
The one you mentioned is the standard demo with the characteristics I mentioned. But if you use the Expanded Demo, the images are ours and we let you use them on your website.
For more information please read the article below: