Identifies a related family of products across multiple version releases. It remains constant across versions to allow automated major upgrades.
Windows caches MSI databases in the hidden system directory %windir%\Installer . The operating system maps the Product Code directly to Windows Registry keys under HKLM\Software\Microsoft\Windows\CurrentVersion\Uninstall . When a user clicks "Uninstall" in the Control Panel, Windows calls the specific Product Code to trigger the removal sequence. Rules for Changing the Product Code installshield product code
The is a unique GUID (Globally Unique Identifier) that represents a specific product release or a specific edition of an application. In InstallShield, this code is used by the Windows Installer engine to determine if an application is already present on a target system. Identifies a related family of products across multiple
: Significant changes to the application where the software must completely remove the older version before installing the new one. The operating system maps the Product Code directly
Run the Setup.exe with logging enabled and search the log file for the Product Code: