In Terminal Services, if you cannot get IE ESC to disable, even when you have turned the setting off in Server Manager - try the following:
Option 1: Modify Internet Explorer settings for administrator accounts
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For administrator accounts, you can run the following command to turn off Internet Explorer Enhanced Security Configuration:
rundll32.exe setupapi.dll,InstallHinfSection IESoftenAdmin 128 %windir%\inf\IEHARDEN.INF
Note You must run this command by using an account that has administrative credentials. Additionally, for the changes to take effect, you must restart the computer after you run this command.
Option 2: Modify User Settings
To turn off Internet Explorer Enhanced Security Configuration for a few user accounts, you can remove the IEHarden registry entry from each standard user account profile. To do this, follow these steps:
- Log on to the terminal server by using the credentials of the standard user account.
- Click Start, click Search, and then search for the Regedit.exe file.
- Right-click regedit.exe, and then click Run as.
- Click The following user, type an account name that has administrative credentials, and then click OK.
- Locate and then click the following registry subkey:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zonemap
- In the details pane, right-click IEHarden, click Modify, type 0 (zero) in the Value data box, and then click OK.
Note You can also remove this registry entry.
- Locate and then click the following registry subkey:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
- In the details pane, right-click IEHardenIENoWarn, click Modify, type 0 (zero) in the Value data box, and then click OK.
Note You can also remove this registry entry.
- Exit Registry Editor, and then start Internet Explorer.
- On the Tools menu, click Internet Options.
- Click the Advanced tab, click Restore Defaults, and then click OK.
- Close and restart the browser