In order to take more advantage the theme ask for installing some plugins, we recommend to install all of them. So you can create every element and parts of the theme.
Once you will activate the theme you will see a notice in the top part where the plugin assistant ask you for installing the included plugins, to proceed click Begin installing plugins Link.
Then you must check all required plugins and select Install in dropdown Bulk Actions menu and click Apply button to install the plugins.
Once the plugins are successfully installed, click the Return to “Required Plugins Installer” link and you need to activate the plugins by select Activate in dropdown Bulk Actions menu and click Apply button to activate the plugins.