27.02.2021

Disable Enhanced Security in Internet Explorer on Windows Server 2019

Internet Explorer’s default functionality is significantly reduced on server versions of Windows, and content blocking warnings appear. But there is a way to fix the situation. In this tutorial, we will disable Enhanced Security in Internet Explorer on Windows Server 2019.

Method 1 — Disable via Server Manager

Start Server Manager.

Screenshot 1. Start Server Manager.

Click Local Server in the left menu.

Screenshot 2. Click Local Server.

On the right side you will see the IE Enhanced Security Configuration parameter. Click On next to it.

Screenshot 3. Open Internet Explorer Enhanced Security Configuration.

In the window that appears, disable this option for administrators and users and click OK.

Screenshot 4. Disable Internet Explorer Enhanced Security Configuration.

Server Manager will show Off for IE Enhanced Security Configuration after a few seconds. If it doesn’t, try updating the window contents.

Screenshot 5. IE Enhanced Security Configuration is turned off.

You can now fully use Internet Explorer on Windows Server 2019.

Method 2 — Disable via PowerShell

Open PowerShell.

Screenshot 6. Open PowerShell.

Paste the following script there and press Enter. Sometimes a double tap is required.

function Disable-IEESC {
$AdminKey = "HKLM:SOFTWAREMicrosoftActive SetupInstalled Components{A509B1A7-37EF-4b3f-8CFC-4F3A74704073}"
$UserKey = "HKLM:SOFTWAREMicrosoftActive SetupInstalled Components{A509B1A8-37EF-4b3f-8CFC-4F3A74704073}"
Set-ItemProperty -Path $AdminKey -Name "IsInstalled" -Value 0
Set-ItemProperty -Path $UserKey -Name "IsInstalled" -Value 0
Stop-Process -Name Explorer
Write-Host "IE Enhanced Security Configuration (ESC) has been disabled." -ForegroundColor Green
}
Disable-IEESC

Screenshot 7. Paste the script in PowerShell.

Internet Explorer now works in normal mode.