Performing a Winsock reset lets you undo any changes a program may have made to your Winsock configuration and helps you restore normal network connectivity.
Perform a Winsock Reset
Open the Windows Start Screen or Start Menu and type cmd in the search box.
Right-click Command Prompt or cmd in the search results and select Run as Administrator.
Type netsh winsock reset in the Command Prompt window and press Enter. Wait for Windows to finish resetting your Winsock configuration.
Reboot your computer.
Reset Your TCP/IP Configuration or Adapter
If performing a Winsock reset failed to fix your network connectivity issues, consider resetting your TCP/IP configuration or your network adapter.
Reset Your TCP/IP Configuration Automatically
To reset your TCP/IP configuration automatically, download and run the dedicated Fix It tool from Microsoft's website. Follow the on-screen instructions and reboot your computer.
Reset Your TCP/IP Configuration Manually
Open a Command Prompt window as administrator and type netsh int ip reset. Press Enter and reboot your computer.
Reset Your Network Adapter
Open the Control Panel and select Network and Internet. Click the Network and Sharing Center link and select View Adapter Settings to access a page listing your network adapters.
Right-click the specific adapter you want to reset and select Disable from the contextual menu. Enter your Windows password or click OK if prompted.
Right-click the adapter again and select Enable.