@julene Scribd has been this way for years unfortunately - Weebly did mention at one point a few years ago that they were looking at alternatives but nothing seems to have come of that!
Having said that there are a couple of alternatives that you can look at - take a look here: https://www.labnol.org/embed-pdf-200208
Another alternative is to save the pdf as an image (jpeg or png) and then insert the images into your page....
