This white paper describes the changes you make to a Windows Installer (MSI) installation package for it to behave as the desired type of update or patch. It begins by discussing information about settings to change in the MSI database. It also highlights the tools in InstallShield® by Flexera™ Software that simplify the process.
Also, if you haven’t read the white paper, “Designing an
Update-Friendly MSI Installation,” it has valuable tips on how
to build your initial install. You can download it at