The Wireshark User's Guide is available in several formats:
Web pages (browseable): One huge page or multiple pages
Web pages (ZIP file): One huge page or multiple pages
Windows HTML Help
UNIX-style man pages for Wireshark, TShark, dumpcap, and other utilities
All of Wireshark's display filters, from version 1.0.0 to present.
Information about vulnerabilities in past releases and how to report a vulnerability
Books, articles, videos and more!
How to set up a wireshark.org mirror
Our primary distribution point and how it affects you