on the Tool bar, or (from 4.622) by pressing Ctrl+S. When you close a Map Editing window and you have made changes, you are asked whether you want to save the map.You can save the work done on the current map by selecting Save from the File menu or clicking the Save icon on the Tool bar, or (from 4.622) by pressing Ctrl+S. When you close a Map Editing window and you have made changes, you are asked whether you want to save the map.