Save - In the Application Menu, we have an Autosave function, so you don’t have to click Save every time you want to backup your work.
Make a copy - When you want to make a backup of a certain stage of the map, use Make a copy from the Application Menu. You will be asked for a name of the map and other details. If everything is ok, click Save.
Save local - Save local from the Application Menu will give you the ability to transfer your map to your computer in just a few seconds.