First, make sure to install your template to your campaigns. From the setup page of the contest, you can click on "More Settings" and it will open up a drop down menu.
From there you'll click "Manage Assets" to view all of the graphics.
Now you can view them one at a time and download them or download them all at once.
For more assistance, please reach out to Audience Customer Support by chatting in the platform, calling 801-901-2011, or by emailing support@audience.io