To check your office version, open Word, Excel, or PowerPoint. To see your version, choose the Word menu and click About Word; the Excel menu and click About Excel; or the PowerPoint menu and click About PowerPoint. If the number after the word Version is greater than or equal to 15, you have successfully installed Office 2016 for Mac. If the number after the word Version is less than 15, you are using Office 2011 for Mac.