How do I save a Microsoft Word Document onto a disk?

Save as…then select the desired disk.

Take main menu(Top) — Select “File”–> “Save”. It will open a box from which you can select various disk locations to save your file. You can select a location and type a file name in the “File Name” box and press “Save” button. If you are not familier with selectiing locations, just select “My Documents” from left pane and do it