The plugin does not update automatically each time I publish a new version. It is up to the database administrator to decide when to update the plugin.
You can check the installed plugin version in the header of the Ninext panel :
To update the plugin, you need to open the plugin management window, uninstall the current plugin, then reinstall it, and finally refresh the page to obtain the latest version. The video below shows the steps to follow :
The latest available plugin version number is displayed in the plugin manager window :