There are a few ways to determine which version of Office you are using.
For Office 365:
Open Microsoft Word. Click on Account on the left sidebar. Then click on the About Word question mark icon on the right side of the program:
The information you need will be in bold in the first line in the pop-up window.
For Office 2013, 2016, and 2019:
These applications use tabbed menus. To determine your version, go into Word and click File > Account > About Word.
For Office 2010:
Office 2010 has tabbed menus across the top. To determine your version, go to File > Help.
For Office 2007:
Office 2007 has a Microsoft Office Button . If your version of Office has this button, click the button, then click on Word Options and Resources to find the version and service pack. (WordRake requires Service Pack 3 for Office 2007.)