Internet Explorer Enhanced Security Configuration (IE ESC) establishes security settings that define how users browse Internet and intranet Web sites. IE ESC also reduce the exposure of server to Web sites that might present a security risk, prevent Websites from displaying correctly in Internet Explorer and can restrict access to network resources, such as files on Universal Naming Convention (UNC) shared folders.
[Solved] How to Disable Internet Explorer Enhanced Security Configuration (IE ESC)
Content Summary
Disable IE ESC in windows server 2019
Disable IE ESC in windows server 2012 R2
Disable IE ESC in windows server 2008 or 2008 R2
Disable IE ESC in windows server 2003
Apply Windows 2000 default Internet Explorer security settings
Disable IE ESC in windows server 2019
Step 1: Close all instances of Internet Explorer.
Step 2: Go to Start, open Server Manager.
Server Manager
Step 3: On the Server Manager dashboard, click on Local Server from the left side menu and then click on IE Enhanced Security Configuration option which is to the right of the window.
IE Enhanced Security Configuration option
Step 4: The security feature is enabled for both Administrators and Users. Click Off for both to disable this feature and click on OK.
Disable Internet Explorer Enhanced Security Configuration for Administrators and Users
Disable IE ESC in windows server 2012 R2
Step 1: Close all instances of Internet Explorer.
Step 2: Open Server Manager.
Step 3: On the left side click on Local Server.
Step 4: On the right side click on the On link next to IE Enhanced Security Configuration.
Step 5: Internet Explorer Enhanced Security Configuration box opened. Click on Off to disable the IE ESC.
Disable IE ESC in windows server 2008 or 2008 R2
Step 1: Close all instances of Internet Explorer.
Step 2: Go to Start > Server Manager.
Step 3: Browse to Security Information section in the right hand pane and click Configure IE ESC located in the very lower right-hand corner of the window.
Step 4: In the Internet Explorer Enhanced Security Configuration window, disable the IE ESC for Administrators and Users, and click OK.
Disable IE ESC in windows server 2003
Step 1: Close all instances of Internet Explorer.
Step 2: Click Start > Administrative Tools > Server Manager.
Step 3: If a User Account Control (UAC) dialog is displayed, click Continue.
Step 4: Under Security Summary, click Configure IE ESC.
Step 5: Under Administrators, click Off.
Step 6: Under Users, click Off.
Step 7: Click OK.
Apply Windows 2000 default Internet Explorer security settings
If Internet Explorer Enhanced Security Configuration is enabled on your server, you may decide to use the default Internet Explorer security settings used by Windows 2000.
Step 1: Open Control Panel > Add or Remove Programs > Add/Remove Windows Components.
Step 2: Select Internet Explorer Enhanced Security Configuration, uncheck the selection, and click OK.
Step 3: Click Next > Finish.
Step 4: Restart Internet Explorer to apply the changes.
Source:
Microsoft Support > Internet Explorer Enhanced Security Configuration changes the browsing experience
Microsoft Docs > Internet Explorer: Enhanced Security Configuration