How to Update Joomla! 3.x Extensions
In most cases updating your components, modules and plugins is an easy task. First, access your Joomla! 3 admin page and go to Extensions > Manage > Update.
Joomla! 3.x will show you a list of all extensions that have a new version.
To update the plugin, place a check next to the plugin name and press the Update button at the top left part of the page.