Even for minor updates, you may be prompted to re-enter your product key to verify ownership. Pro Tip for Tethering
: If you do not enter a serial number, the software functions as a full-featured 30-day trial . Once the trial expires, you must enter a valid key to continue using it. nikon camera control pro 2 serial number updated
On Windows, always run the installer with administrator privileges to ensure the serial number is correctly written to the system registry. Even for minor updates, you may be prompted