Real-World Example: WiX/MSI Application Installer especially if they are not included explicitly in the publish chain below --> . MsiPackage Id="Uninstaller" InstallCondition="OldInstalled >= v AND OldInstalled <. You can use Wix Burn to create a setup package contained multiple application installers: Wix Toolset: Building Installation Package Bundles;. A bundle is a collection of installation packages that are chained together in a MSI file. Bundles also allow very large applications or suites of applications to.