Hi Peter. Welcome to justanswer.
Uninstall the Nikon Photo Share software that you are using. Once the uninstall process is complete, connect the camera with usb to the computer and turn it on. Let Windows 10 explorer detect it. Do you see your camera connected as a drive.
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If you are having any trouble then reply and I will guide you through.
CLICK HERE and press I agree. A file will get downloaded. You have to open that file to start the remote desktop session