While there is no standalone Windows 10 "driver" for the Nikon D3000
: Download and install NX Studio from the Nikon Download Center Nikon D3000 Driver Windows 10
: Ensure the camera is turned on after connecting. Windows 10 should recognize the camera as a "Mass Storage" device or a portable device in Device Manager. Reliable Alternatives While there is no standalone Windows 10 "driver"
: Ensure your camera battery is fully charged, as some Nikon models disable USB communication when power is low. Nikon D3000 Driver Windows 10