Custom Google Plus Feed Plugin
To get started, first you need to install Custom Google Plus Feed on the WordPress install you would like to integrate it into.
Adding the plugin to WordPress
Install from WordPress Dashboard Log into WordPress dashboard then click Plugins > Add new > Then under the title “Install Plugins” click Upload > choose the zip > Activate the plugin! Install from FTP Extract the zip file and drop the contents in the wp-content/plugins/ directory of your WordPress installation and then activate the Plugin from Plugins page.