microsoft teredo tunneling adapter

To fix the Microsoft Teredo Tunneling Adapter driver problem on a Windows 7 desktop, you can follow these steps:

1. Update the Driver:
   • Right-click on "Computer" and select "Manage".
   • In the Computer Management window, go to "Device Manager".
   • Locate the "Network adapters" section and find the Teredo Tunneling Adapter.
   • Right-click on it and select "Update Driver Software". Follow the prompts to search automatically for updated driver software.
2. Uninstall and Reinstall the Adapter:
   • In Device Manager, right-click on the Teredo Tunneling Adapter and select "Uninstall".
   • After uninstalling, restart your computer. Windows should automatically reinstall the driver upon reboot.
3. Enable Teredo:
   • Open an elevated Command Prompt (Run as Administrator) and type the following command:

          netsh interface teredo set state enterpriseclient
     

   • Press Enter to execute the command.
4. Check IPv6 Settings:
   • Ensure that IPv6 is enabled on your network adapter. Go to "Network Connections", right-click on your active connection, select "Properties", and make sure that "Internet Protocol Version 6 (TCP/IPv6)" is checked.
5. Registry Settings:
   • If you have made changes to the registry that may affect Teredo, ensure that the DisabledComponents registry key is not set to disable Teredo. You can find this key under HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\TCPIP6. If it exists, delete it or set it to 0.

These steps should help resolve the driver problem with the Teredo Tunneling Adapter on your Windows 7 desktop.