The you receive when opening the software
Netcad 5.2 relies on older Sentinel HASP or Aladdin dongle drivers to verify licenses. Windows 10 blocks unsigned or legacy drivers by default, preventing the software from recognizing the license key. 2. 64-Bit Operating System Conflicts netcad 52 windows 10 full indir link
The original driver bundled with Netcad 5.2 will not function on Windows 10. You must manually install an updated driver that can communicate with legacy software. The you receive when opening the software Netcad 5