Plugins are a great add on to offer your visitors more possibilities. With plugins you can add calanders, search options and visual designs to your wordpress website. Therfore are multiple ways to add a plugin to your website. One of the ways if trough the WordPress store within your website. This is the most easiest way to add a plugin. However you need to install the plugin yourself if you buy a premium plugin. The video above will show you how to install a plugin yourself with FTP. FTP is the best way to install files without the admin section.