The Download System Extensions link opens the Blackboard Building Blocks Catalog (http://buildingblocks.blackboard.com). System Extensions can be downloaded from the catalog to a computer and then added to Blackboard Academic Suite. Downloading a System Extension will not install it! To install a System Extension once it has been downloaded, use the Install Extensionfeature.
When downloading a System Extension, make sure that the System Extension is designed for your version of the Blackboard Learning System.
Follow these steps to open the Download System Extensions page.
Step 1 Click Manage System Extensions from the System Options section of the System Control Panel.
Step 2 Click Download System Extensions.