DCMedia uses Internet Explorer to get the necessary settings for the proxy server.
To set these:
1. Open Internet Explorer and click the 'tools' menu (Windows 7) or the cog icon (Windows 10) and click on the 'Internet Options' option
Windows 7:
Windows 10:
2. In the window that appears, click the "connections" tab and then the "LAN settings" button
3. Uncheck the 'automatically detect settings' checkbox, check the 'Use a proxy server for your LAN' checkbox and fill in the proxy details