When encountering Microsoft Teredo Tunneling Adapter Driver driver problems you must decide whether to fix these yourself (which sometimes get complicated), or to use a driver installer, which is easier, but costs around $29.95. If you are going for the manual installment there are a few recommended actions: Go to the Microsoft Teredo Tunneling Adapter Driver and right click to Update Driver Software. SM64 RomHack MegaPack Collection Download. Then browse the computer, and pick network adapter, Microsoft and Microsoft teredo tunneling adapter from the list of driver. If that fails you should try to uninstall the driver by the device manager: Open the device manager from start menu( in the control panel you'll find 'system maintenance'). Mind you, you must be logged in as administrator, so clear that or check the correct permissions and passwords. Select properties from the sound card and navigate to the driver tab to uninstall the Microsoft Teredo Tunneling Adapter Driver driver. Then you should just restart and check for driver problem resolution.