4.7 Documentation about macros and packages

command TeX-documentation-texdoc

(C-c ?) Get documentation about the packages installed on your system, using ‘texdoc’ to find the manuals. The function will prompt for the name of packages. If point is on a word, this will be suggested as default.

If the command is called with a prefix argument, you will be shown a list of manuals of the given package among to choose.

The command can be invoked by the key binding mentioned above as well as the ‘Find Documentation...’ entry in the mode menu.