- download the archive
- unzip and drop all the files, as is, in your plugins directory.
- Enable the plugin in the WP Admin >> Plugins section.
- Browse to WP Admin >> Write >> Posts or WP Admin >> Manage >> Posts then choose a post to modify.
- P3 is delivered in English and French but can be easily used with other languages. You just have to create a file PpP-xx_YY.mo (xx_YY being the language code of your WordPress settings. Eg: fr_FR for French) from the existing file PpP-fr_FR.po after translation of the text strings located after the "msgstr" tag.
The resulting PpP-xx_YY.mo file has to be stored in the plugins directory.
(Note: if you are upgrading from a previous install, simply overwrite the older files with the new ones in the instructions above)