Adding a PDF and linking to desired page, or document.
STEP 1:
To add a PDF to an image, double click the image and select properites (Text in next step):
STEP 2:
To add a pdf on text, highlight the text and click on the hyperlink button:
STEP 3:
Select the option that states Files from website:
STEP 4:
Upload your pdf file and click on the select button: