FlexScan3D software is the 3D scanning engine for the HDI Series of 3D scanners. To install FlexScan3D simply run the FlexScan3D executable file delivered to you via email and then open the installed software. The software will prompt you to enter in your license code. Once this code has been entered in you can begin using the software. If you have a physical dongle license you can simply plug in the dongle and begin using the software.