However, for the modern designer, we strongly recommend against torrenting a cracked copy. The security risks (ransomware, specifically) are too high, and without working catalogs, the software is just a glorified line-drawing tool.
A: You cannot. Catalog servers for version 9.1 have been shut down. You are limited to the libraries that came on the original installation DVD. 20-20 Design 9.1 - Full Download
Version 9.1 represents a specific era in the software’s evolution. While newer versions (10, 11, and cloud-based options) exist, many professionals seek out for several reasons: However, for the modern designer, we strongly recommend