You’ll see which version of Office you’re running. Open the Word program, click the File tab and choose Account. The first thing you’ll need to do is find your Office version. In this tutorial we’ll walk you through the procedure of changing the editing and display language in Microsoft Office 2019 / 2016. No matter what the default language is, Office can easily be switched to the language of your choice. “I have a copy of Microsoft Office 2016 on my laptop that is defaulted to the Thai Language.