In this post we will discuss how to create a root level site in SharePoint 2013. Root level site is very much necessary if you are working with InfoPath with SharePoint.
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Root level site collection URL is very much necessary if you are trying to deploy an infopath to a SharePoint server. If you will not have root site collection then you will get this error
Open SharePoint 2013 Central Administration and then from Application Management click on Create site collections.
Now give a Title and Description. And then from the URL do not choose anything in the URL. It should be only a "/". You should not choose the sites one.
Then chose the Template and then give the administrator like below and click on OK.
Now your root level site is ready.