The Product Code is one of several GUIDs used in an installation. It's crucial to understand the differences between these codes, as they serve distinct purposes.
Automatically changes every single time you build the installer. Identifies a specific version/release of a product. installshield product code
Never changes. It remains constant across all versions and years of the software. Why the Product Code Matters The Product Code is one of several GUIDs
The following is a typical workflow for creating a major upgrade package that can detect and remove a previous version: Identifies a specific version/release of a product
Keep the exact same Product Code if you are issuing a or a Minor Upgrade .
The InstallShield Product Code is a unique string used to identify your software product. An installation uses this code at runtime to determine whether the product has already been installed on a system, ensuring that the installation process runs correctly.