If you are having issues with finding a driver for a USB Drive, here's a trick.
Go to C:\Windows\System32\DriverStore\FileRepository\usbstor.inf_
and get the latest directory, copy the contents to
C:\Windows\Inf
Reinsert your USB stick, it should detect it now and install it.
Go to C:\Windows\System32\DriverStore\FileRepository\usbstor.inf_
and get the latest directory, copy the contents to
C:\Windows\Inf
Reinsert your USB stick, it should detect it now and install it.