External links are needed when making a card link to a PDF open in a new tab or another external link open in a new tab.
Go to Add Content --> Misc. ---> External link
![Add content button in Cascade](https://support.csuchico.edu/TDPortal/Images/Viewer?fileName=b9651ead-4768-43b8-910a-0e24248f1668.png)
![Misc in cascade](https://support.csuchico.edu/TDPortal/Images/Viewer?fileName=121e1426-359b-45ef-8d1d-8873782ae224.png)
![external link in cascade](https://support.csuchico.edu/TDPortal/Images/Viewer?fileName=67710955-bb18-4569-9611-5290cee1a171.png)
Fill out the needed details
![completed form to create a external link](https://support.csuchico.edu/TDPortal/Images/Viewer?fileName=f5ec97a6-d429-4abb-aa51-bcb6009c440f.png)
Then Save. External links do not require publishing.
How to find the URL of a PDF
View the PDF in Cascade, under the file name, you'll find the path. Simply add https://www.csuchico.edu/ to the path and that will be the URL to the PDF
![finding the URL of a PDF](https://support.csuchico.edu/TDPortal/Images/Viewer?fileName=07f92b5b-4ed3-4ee7-8b85-39314e10814c.png)
In this example, the URL is https://www.csuchico.edu/eop/_assets/documents/16-17eospar-eop-a.pdf
Adding an External link to a Card
Under the link settings for the card, select External, then click on Choose Link to browse for the created external link.
![adding external link to card](https://support.csuchico.edu/TDPortal/Images/Viewer?fileName=0790f98e-2866-4127-a88c-881659595636.png)
Select the created external link.
![selecting the external link](https://support.csuchico.edu/TDPortal/Images/Viewer?fileName=d5acf0f6-d502-4e87-accb-47a401bfa395.png)
Once selected.
![external link on card](https://support.csuchico.edu/TDPortal/Images/Viewer?fileName=121b54af-219c-4868-a1cd-e12d254b9276.png)
Save changes.