Historically, the most accessible English PDF version is the 1966 translation by James R. Ware, titled Alchemy, Medicine and Religion in the China of A.D. 320
Focuses on politics, ethics, and social critique. Many "abridged" PDFs omit these entirely. Searchability: baopuzi pdf better
Once you have acquired your digital copy, here is how to get the most out of the Baopuzi : Historically, the most accessible English PDF version is
Focuses on esoteric practices, longevity, and "Outer Alchemy." This is what most readers are looking for. Outer Chapters (Waipian): baopuzi pdf better