1. By default the IDV imports a Default bundle when it starts up.
2. If other displays and data are already loaded, select the Edit→Remove All Displays and Data menu item or the icon in the toolbar to clear them out.
3. Open up a new view window with the File→New→View Window menu item.
4. Change its state.
• Change its perspective.
• Select a different projection with the Projections→Predefined menu.
5. Save the current state as the default bundle by selecting the File→Default Bundle→Save menu item from the main menu bar.
6. This file is saved in the user's local resource directory:
   <home directory>/.unidata/idv/DefaultIdv
   (e.g., /home/idv/.unidata/idv/DefaultIdv) as default.xidv.
7. Exit and restart the IDV. You should see the previously saved state.
8. Remove all data and displays.
9. Select the File→Default Bundle→Open menu item or the button from the toolbar to reload the bundle.
10. Delete the default bundle with the File→Default Bundle→Remove menu item from the main menu bar.
11. Exit and restart the IDV. You should see the previously saved state defined in your user preferences.

Unidata IDV Workshop for version 6.3 > Accessing and Displaying Data > Saving State, Views and Data