cPanel Install versions are for those who are comfortable installing a blog using cPanel. This includes creating a database using your host’s cPanel, and linking it to the blog. If you’re comfortable with using cPanel and creating a database, then you can use this download.
WP Install versions help you to overwrite an existing WordPress installation. If you are not comfortable with creating databases using cPanel, but you can create a WordPress setup easily, then you can use this.
First thing would be to login to your dashboard, and check for updates. Plugins and themes get regular updates from their respective vendors which will be made available to you from time to time. You can see all the available updates under the Dashboard > Updates tab.
Here’s a list of all the plugins that we have included in each blog: