By default, Matomo comes with multiple officially maintained plugins accessible through the “Settings -> Plugins” menu. In addition to these official plugins, unofficial community-supported plugins are also available.
To install a plugin on Matomo, follow these steps:
Download the plugin file archive.
Extract the archive contents to the installdir/apps/matomo/htdocs/plugin directory.
Enable the plugin through the “Settings -> Plugins” menu in the administration panel.