Avoid MSI Property Values Surprises

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It can be a surprising behavior of Windows Installer: The values of MSI properties set during installation do not always remain available during maintenance mode or uninstallation. At run time, Windows Installer passes only the values of public properties (those with all-uppercase names) from the User Interface sequence to the Execute sequence. When an installation is complete, property values are generally lost.

In this Tips and Tricks article, you’ll discover how to save MSI property values so they are available after the initial installation. The article discusses:
• Property basics and common practices
• Properties automatically saved after installation
• Properties that need to be explicitly saved

Download the article today to avoid this surprise. What other tips do you have for managing MSI property values?


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