Permissions”. Check the box Embed this document in this Window, and then you will be able to save the PDF file without any issues. A note about Adobe's Web Reader: the PDF file will be downloaded by the reader, but it's possible that the PDF file won't be displayed by the reader. In this case, open Google Chrome and copy and paste some URL in its address bar and then click the open button (see below): For the PDF files that you embed in your website, there's another option available.