NI Multisim logically and intuitively organizes its vast collection of schematic symbols and simulation models in a database structure. This organization ensures any designer can quickly find the component for their circuit. Multisim is available in different packages optimized for both the professional and academic space. In each package, the number and type of components available differ. The attached file, listed in the Downloads section below, outlines the parts available in each of these packages.
For guidance on how to import or export these components in Multisim, please see the knowledge article: How Do I Import and Export Components in Multisim?