Here you will learn how to use the double space function in MS Word 07. To use the double space function in MS Word, do the following: Open MS Word 07. After typing in some text, highlight the part which you want to double space. Click on the Icon that says "Line Spacing". Click on it and scroll down to find 2.0. Click on it. Now your work has been double spaced. A shortcut to do this would be to click Control and 2, and it will automatically double space everything for you.