OK, please do the following.
Install Driver Manually
1. Click your Start button and type cmd in the search box.
2. Right-click on cmd that appears in the search results and select Run as administrator. Click Yes to the User Account Control dialog if it appears.
3. Copy/Paste the following into the command-prompt window and then hit enter on the keyboard. Note: You will need to right-click your mouse and select paste in order to paste into the window. You can't use the keyboard shortcut.
pnputil -a C:\windows\WinSxS\amd64_input.inf_31bf3856ad364e35_6.1.7601.24024_none_7f141c594fe353d0\input.inf
4. You will likely get a prompt that looks like the following. Please click "Install this driver software anyway".
5. If all goes well, in the command prompt window you should see text that resembles "Driver package added successfully".