For developers using CI/CD pipelines, InstallShield allows the Product Code to be updated via automation scripts or command-line parameters. This ensures that every "Major" build is distinct and trackable. The "Golden Rule" The most important rule for any setup developer is: Never reuse a Product Code for two different products.
Build a release and test on a clean VM. Check for two entries in Control Panel. Verify that the old registry keys are removed. installshield product code
If you create a new software project by copy-pasting an old InstallShield project file, change the Product Code immediately . If you don't, the new software will overwrite the old software on the user's machine because Windows thinks they are the same product. For developers using CI/CD pipelines
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\ installshield product code