Step 1: Install the Media Downloads Module
Go to the Modules tab on the Site in Portal and search or find Media Downloads. Then click install:

More on Installing and Managing Modules:
{% content-ref url="../../../portal/sites/install-and-manage-modules.md" %} install-and-manage-modules.md {% endcontent-ref %}
Step 2: Create an Item
Go to the Module and create a new Item or edit any existing Items. You can also click view table to edit the Module itself:

Give the item a name, upload a file (typically PDFs) and give it a description (optional):

Step 3: Output on a Page
You can output a link to the file on a webpage by using Toolbox:

For full control over the design and functionality you can edit the Layouts:
{% content-ref url="layouts.md" %} layouts.md {% endcontent-ref %}
For a full list of fields availabe check out our Reference guide:
{% content-ref url="reference.md" %} reference.md {% endcontent-ref %}