If you want to save and load different patterns for the New Name Method, you can click the "..." button and the Pattern Dialog will appear.
Type in your new pattern and click the Add button. The new pattern will be added to the list.
To edit a pattern, just select it from the list, edit it and click the Edit button.
Click the New button to make a new pattern and click Add when done.
To delete a pattern, right click it in the list and select Delete or use the Del button on your keyboard.