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Note: In the output, the IdentifyingNumber column displays the exact Product Code GUID. Method 2: Inspecting the Windows Registry
Are you working on a major upgrade or need help with upgrade codes specifically?
The InstallShield Product Code is a powerful and unforgiving tool. Its primary function is to provide a unique, unchangeable identity for a specific release of your product. The key to mastery is not just knowing what a GUID is, but understanding the intricate relationship between the . Your upgrade strategy—whether a small update, minor upgrade, or major upgrade—dictates which of these three pillars you must change.
Identifies a related family of products across multiple version releases. It remains constant across versions to allow automated major upgrades. installshield product code
Identifies the precise physical .msi file. Every single build or compilation of an installation project generates a new Package Code, even if no source files changed. How to Find the Product Code in InstallShield
In the main panel, look under the category. Locate the Product Code property to view or copy the GUID. 2. Using Orca MSI Editor If you only have the compiled .msi file:
Error: "Another version of this product is already installed" Note: In the output, the IdentifyingNumber column displays
: In some licensing scenarios, the product code can be used to identify the software for which a license is required.
: At runtime, the installer checks this code to determine if the product is already on the machine. Conflict Prevention
The is a unique Globally Unique Identifier (GUID) that identifies a specific version of a product. Every MSI-based installation project in InstallShield requires a Product Code to function correctly. Its primary function is to provide a unique,
: Change the Product Code and Product Version , but keep the Upgrade Code the same.
You updated the software version and changed the setup file, but kept the old Product Code. Windows Installer sees the matching code and blocks the installation.
: It distinguishes your product from every other software application in the world.
, where the old version is uninstalled before the new one is added. Conflict Prevention