1. Log in to your Joomla Administrator panel & navigate to the extension manager. Here you can download the component and upload the package file, or use the Install URL.
Download/URL: http://www.shoppingcartproductfeed.com/downloads/joomla/cartproductfeed.zip
Upload Package File or Install from URL using the URL provided above.
2. After successfully installing the plugin, click Components > Cart Product Feed to begin generating data feeds