Add 16×16 favicon after all the links in your posts.
The favicon’s tag has a ‘favlink’ class so you can CSS it as you wish.
Installation is, as usual :
- Upload files to your
/wp-content/plugins/directory (preserve sub-directory structure if applicable)
- Activate the plugin through the ‘Plugins’ menu in WordPress
- Refer to the official plugin page for documentation, usage and tips