Disable Changing Proxy Settings

Configure and enable the proxy settings:

In the Group Policy window, in the left pane:

• Select Windows Settings
• Select Internet Explorer Maintenance
• Select Connection.

In the right pane:

• Double-click on Proxy Settings.
• Check the enable proxy settings box to enable the proxy.
• Uncheck the Use the same proxy server for all protocols box.

In rows 1. HTTP, 2. Secure and 3. FTP:

• In the Address of proxy and Port fields, enter the details included in your provisioning documentation.
• Ensure that the Gopher, and Socks boxes are empty.
• Under Exceptions, ensure that the Do not use proxy server for local (intranet) addresses box is checked.
• If there are any other IP addresses that need to bypass the proxy server for some reason (e.g. an Extranet site), detail them in the box.

Click OK.

Secure the proxy settings:

When the proxy settings have been enabled, disable the option for users to change the proxy settings

1. In the Group Policy window, in the left pane:
   • Select User Configuration
   • Select Administrative Templates
   • Select Internet Explorer
2. In the right pane, scroll down to Disable changing proxy settings and right-click on it.
3. Select Properties.
   
   
4. Select the Enabled button.
5. Click on Apply, then OK.
   
   

Now any users to whom the Group Policy is applied will be prevented from changing their proxy settings.