File Associations Page - Windows Mobile CAB Projects
You can associate a file extension with an application from your package so the selected program can open the files with the specified extension. You can create file associations in this page.
The left-side pane contains a tree control with all the extensions defined in the project. The right-side pane displays the properties of the selected extension from the tree control.
Creating new extensions 
Use the toolbar button, the “New Extension” tree
context menu item or press the Insert key while the
“Extensions” panel is focused.
Renaming extensions
Use the “Rename” tree context menu item or press the F2 key while an element is selected.
Configurations
You can specify the configurations in which an extension is included using the “Configurations...” tree context menu item. This will open the Configurations dialog.
Removing extensions
Use the
toolbar button, the “Delete” tree context menu item or press
the Delete key while an element from the
“Extensions” panel is selected.
Topics
- Extension Properties - Windows Mobile CAB Projects
Setting an Extension's properties from Windows Mobile CAB projects in Advanced Installer.