Google Drive Backup and Sync allows users to backup their Google Drive files to their local computer, edit offline, and synchronize the changes when there is an active internet connection.  

Backup and Sync is one of two programs that will allow you to access your Google Drive documents and files directly on your personal computer without a web browser.  Not sure which solution is right for you?  To learn more about the features, benefits, and differences between Backup and Sync and Drive File Stream, visit the Google Support - Choose a Sync Solution article.