To make changing between settings quicker and easier you can use the Preset option. Presets are snapshots of the current settings saved for future use in an easy-to-use list.
To create a Preset simply click on the Preset menu and select 'Add to Presets'. Any Presets you create will be added to this list.
To use a preset simply click on the Preset menu, select the desired Preset you wish to use and click Open from the popup menu. Note: you can also rename or delete Presets from this menu.