TCP/IP Error

When going on internet through Chrome, got this message:

This webpage is not available.

The webpage at http://www.images.google.com/ might be temporarily down or it may have moved permanently to a new web address.

More information on this error
Below is the original error message

Error 2 (net::ERR_FAILED): Unknown error.

Fix:

1. Delete two registry keys

HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Winsock HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Winsock2

2. Locate this file:

C:\Windows\inf\nettcpip.inf

3. Open ‘network and sharing center’, locate ‘Properties’, install a protocol by ‘having disk’, make sure to install the ‘TCP/IPv6’and ‘TCP/IPv4’.