Hello,
- Now click on the Connections tab and then the Lan Settings button
- Under the Proxy Server section, please uncheck the checkbox labeled Use a proxy server for your LAN.
- Click the OK button to close this screen. Then press the Apply button and then the OK button to close the Internet Options screen. Now that you have disabled the proxy server you will be able to browse the web again with Internet Explorer.
Open CMD, Reset WINSOCK entries to installation defaults by typing: netsh winsock reset catalog
Reset TCP/IP stack to installation defaults by typing: netsh int ip reset reset.log
Restart your PC.
If it doesn't work, download Winsock XP Fix from here, save it to your Desktop.
http://www.snapfiles.com/get/winsockxpfix.html
Double click on the exe on your Desktop.
Press the "Fix" button, then restart again.
See if you can connect now.