Disable IE Enhanced security configuration

First: It is not recommended to disable ie enhanced security configuration.
Second: Don’t use a web browser on a server.

Still if you want to use IE in server and disable ie enhanced security configuration.
Follow below steps..
Click on Server Manager. (You will find Server Manager icon after start icon)
Click on Local Server.
You will find : IE Enhanced Security Configuration
By default this one will be : On
Click On link: "On"
In the prompt, Select "Off" for admin and users.
Click Ok.