This configuration will help to convert file types like InfoPath form to the Web page or Word document to a Web page, Word document with macros to the Web page or XML to the Web pages on a Web Application, which you select and configure on Central Admin.
How to configure it?
Let’s open Central Admin of SharePoint on your machine. On your Windows desktop screen, click Start >> Administrative Tools >> SharePoint 2013 Central Administration.
Run it as an administrator to have the elevated privileges.
You will see the screenshot given below.
Central Admin is configured under the categories given above.
Click General Application Settings.
Go to External Service Connections.
Click Configure document conversions.
You will see the screen given below.