Hi!
Today I want to show you some steps you can do to kill some processes from CustomAction:
1. Start your InstallShield Project and goto to Custom Action and Sequences
2. Right-click on text CustomAction and choose New Kill Process
3. Rename the KillProcess Action
4. Drag the Action KillWinWord to Installation Execute Sequences
5. Goto Property Manager and choose New Property
6. In Name column,type following: ISTerminateProcesses and Type in Value Column: WINWORD.exe
7. Save your project and do a rebuild on your project
8. Test your new CustomAction form a test machine