Enable self-service site creation for the web application in SharePoint 2013

This enables the automatic creation of individual site collections for users when they first access their My Site. Perform the following steps to enable self-service site creation for the My Sites web application:

1. In Application Management, click Manage web applications.
   
   
2. On the Web Applications Management page, select the My Sites web application.
   
   
3. On the Web Applications tab, in the Security group, click Self-Service Site Creation.
   
   
4. In the Self-Service Site Creation Management dialog box:
   
   
1.   Enable users to create their own site collections.
2. Specify whether to allow users to create new Team Sites using the Start a Site link.
3. Specify whether to display the Site Classification setting.
4. Specify whether users need to supply the name of another site administrator.