Desktop web: Image Viewer doesn't load full resolution image

I found sometime the image viewer doesn't load the full resolution if it's too big, for example, the 2nd picture still loads the low resolution in the following post: [https://www.reddit.com/r/PhotoshopRequest/comments/1onzfqn/please\_help\_me\_with\_my\_wedding\_photo/](https://www.reddit.com/r/PhotoshopRequest/comments/1onzfqn/please_help_me_with_my_wedding_photo/)