Use Save option to save the changes you have made to a file. The Save option is dimmed until you've made changes that need to be saved.

   If you are saving a new document, the Save As dialog box is displayed. Enter a name for your document unless you want to accept the supplied name, and click Save.

  Note: It is very helpful to periodically Save your work in any application. This ensures that your work will not be lost in the event of a power failure, system malfunction, etc.