: Connect the camera directly to your computer using a mini-USB cable. Avoid using USB hubs, as they can cause recognition issues.
: 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 Nikon D3000 Driver Windows 10
: Be cautious of unofficial driver download sites; the official Nikon Download Center is the only secure source for camera firmware and manuals. D3000 - Nikon | Download Center : Connect the camera directly to your computer
: Ensure your camera battery is fully charged, as some Nikon models disable USB communication when power is low. Nikon D3000 Driver Windows 10