Run batch file in Windows Installer Commit

Question

I am having no success in modifying a Windows Installer MSI to run a batch file after the primary output has been installed. I have searched for this and found many suggesti

Answer 1

What you said above is incorrect:

Custom actions can only be executable files. A batch file is not executable.

Custom Actions (even without tools like InstallShield) can be .EXE, VBScript, JScript, or DLL based. If you write a DLL, you can write whatever code you want to call a batch file or make any changes you want to the system -- there is no limit.

Update: an example that worked for me: (entry in CustomAction table)

Action Test
Type 34
Source SystemFolder
Target cmd.exe /c c:\test.bat
ExtendedType