On the right hand side click on the On link next to IE Enhanced Security Configuration. To disable IE enhanced security in windows server 2012 R2, launch the Server Manager, on the left hand side click on Local Server. The same IE11 apps and sites you use today can open in Microsoft Edge with Internet Explorer.
Note: The Internet Explorer 11 desktop application will be retired and go out of support on J(for a list of whats in scope, see the FAQ ). When the IE ESC is enabled, you get pop-up all the time and you are asked to add every new url to the IE trusted sites zone. Korean or Japanese IME composition may not work correctly in Internet Explorer 11 or Microsoft Edge. If you want to view a Web site that requires Internet Explorer functionality that has been disabled, you can add the Web site to the inclusion lists in the Local intranet or Trusted sites zones. This enhanced level of security can prevent Web sites from displaying correctly in Internet Explorer and can restrict access to network resources, such as files on Universal Naming Convention (UNC) shared folders. It is not recommended to disable IE enhanced security in windows server 2012 R2 servers because it can reduce the security and can potentially expose the server to attacks. These settings also reduce the exposure of your server to Web sites that might present a security risk.
It seems that a recent update (December 2016) to my Windows 10. Internet Explorer Enhanced Security Configuration ( IE ESC) establishes security settings that define how users browse Internet and intranet Web sites. I normally use Internet Explorer and Edge for browsing, but also have Chrome and Firefox. In this short post you will see the steps to disable IE enhanced security in windows server 2012 R2.