In short, yes you can see the contents of an imported PDF in a lightbox.
To view the file:
- Hover over the block and click on the eye icon that appears at the top-right corner.
- The PDF file will be opened in a lightbox where you can scroll up and down to read it. The toolbar at the top gives you options to:
- View the thumbnail from the left sidebar
- Find and highlight words in PDF
- Zoom in/out
- Rotate the page
- Download the file