KB: How to uninstall applications not showing in Add/Remove Programs, or fails to uninstall by normal MSI actions
- Retrieve the Product Code (GUID) by using MSIInv. Command: msiinv.exe -p
- Run msiexec /x {product code} to uninstall.
- If it fails to uninstall, try Msizap.exe available in Windows SDK Components for Windows Installer Developers. Command: Msizap TP {product code}
References:
http://blogs.msdn.com/b/astebner/archive/2005/10/30/487096.aspx
http://blogs.msdn.com/b/astebner/archive/2005/07/01/434814.aspx