Find the graphic(s) you would like to share to your social account.
On a computer, right click and select "Save As". On a mobile device, hold a finger down on the image until you are shown an option to "Share" or "Add to Photos". Once saved, you can upload the image to your social account with its accompanying caption.
Videos are also available for downloading/sharing to your social media channel(s). You can view the video options here.