问题 I have x64 and x86 versions of my installer .msi, and want to ship a single executable which simply checks the machine architecture and runs the x86/x64 MSI . The MSIs are basically identical, they install the same AnyCPU files, which I bundle in a shared .cab file so as not to double the size of the installer. So far I've tried WiX Burn, which pops up a GUI which I don't want (I just want to use the MSI GUI), and I tried disabling the burn GUI via /silent flag - this propagates this flag to