Go to Tools> Internet Options
Click Connections > LAN Settings
On Local Area Networn (LAN) Settings, click “Use a proxy server for your LAN”.
Type the Proxy in Address field.
Type the Port number in Port field. (You can also use other ports like 80, 3128, 52931)
Click Advanced. On Proxy Settings, Check "Use the same proxy server for all protocols".
Click OK to save settings.
Next, open a browser to ip-check.net to verify that the IP displayed is the proxy's IP address.
If so, you have successfully proxied your internet connection.