WIX to prompt for two folders First, you can use the <Property> element to define two properties that will store the folder paths entered by the user: php < Property Id = "FOLDER1" > < DirectorySearch Id = "SearchFolder1" Path = "[ProgramFilesFolder]\Folder1" /> </ Property > < Property Id = "FOLDER2" > < DirectorySearch Id = "SearchFolder2" Path = "[ProgramFilesFolder]\Folder2" /> </ Property > Then, you can use the <CustomAction> element to prompt the user for the folder paths using the Directory dialog box: php < CustomAction Id = "FolderDialog1" Property = "FOLDER1" Value = "[" DirectoryDlg1 "] .Text " /> < CustomAction Id = "FolderDialog2" Property = "FOLDER2" Value = "[" DirectoryDlg2 "] .Text " /> < Dialog Id = "DirectoryDlg1" Title =