- WR repairs (or tries to) the MSI system itself. It won't help to repair when the error (e.g. Error 1714) is caused by the installation of a program.
- The Windows Installer Cleanup Utility has been "discontinued" some years ago because of the problems it caused on Windows systems.
- You can try the program "WICleanup" tool.
https://appnee.com/wicleanup/- But the tool also removes other *.msi files in the C:\Windows\Installer\ (sub-)folders.