Simply log in to a Google Drive website or app with your existing credentials. If you have an account on any of Google services, like Gmail, YouTube, or Google Play, then you actually already have a Google Drive account. To start using Google Drive on Mac, the first thing you need is a Google Drive account. But if you rely on Drive for files backup and sync, it’s much more convenient to use the app. With Google Drive, you can create and edit documents online. Try free ✕ How To Set Up And Use Google Drive For Mac?