Installing JewelCAD 5.1 on Windows 10 requires specific handling of the security dongle and system compatibility settings, as it is legacy 3D jewelry design software. JewelCAD 5.1 (Update 13)
If you manage to get JewelCAD 5.1 running on Windows 10, is it actually worth using? Here is a review from a modern jewelry design perspective. how to install jewelcad 5.1 in windows 10
System Requirements
Do not double-click the setup.exe file immediately. Installing JewelCAD 5
file from your installation media. Read and accept the License Agreement to proceed. Specify Home Directory Obtain installer and license
Once installed, you must apply compatibility settings to the actual application file. Go to your installation folder (e.g., C:\JewelCAD5.1). Right-click JCAD.exe. Select Properties > Compatibility. Check Run this program in compatibility mode for Windows 7.