If you authored a setup.exe for the previous install, the MSI and supporting files need to be extracted. This article discusses how to extract the files.
Universal Extractor 2 is a tool designed to extract files from any type of extractable file. Unlike most archiving programs, UniExtract is not limited to ...
To extract MSPs from an EXE You can use the command in cmd from the location of the exe patch: {update}.exe /e ./msp-folder This will extract the msp files.