Locating Release Notes for Previous Versions of HP-UX

Release notes are found in the following locations:

HP-UX Instant Information DVD. See “HP-UX 11i v2 Instant Information Media” for more information.
The /usr/share/doc/ directory of your HP-UX 11i v2 system. Please note, however, that the latest editions may not be contained in this directory and are instead located at http://www.docs.hp.com/.
The HP Documentation Site at http://www.docs.hp.com/. Here you will find the release notes pertinent to all previous releases of HP-UX, as well as release notes for various individual products.
See “The HP Documentation Web Site” for more information.

Technical documentation