Visit Google Docs and click Blank to open a new document.This will help you make sure you like the way they look. Add New Custom Google Fonts to Google Docsīefore you install any new fonts on Windows, preview them in a Google Docs document first. So, without wasting any more time, let’s get started. In this article, we’ll show you how to use the Google Fonts repository in your Google Docs document ando install them to a Windows 10 machine for local use. Unfortunately, you can’t use local or custom fonts that aren’t included in the Google Fonts repository or from a browser extension. Google Docs comes with several Fonts to choose from by default and allows users to add more Google fonts.