Instructions:

The G Suite Training Extension provides in-app tutorial videos for many G Suite products including Google Drive, Gmail, Google Calendar and Google Classroom.  Once you have installed the extension, simply click the question mark icon and choose from a list of videos related to the app you are using. Please follow the steps below to install and use the G Suite Training Extension.
  1. Navigate to the Chrome Web Store and search for "G Suite Training".  Alternatively, click this link.
  2. Click the blue "Add to Chrome" button.
  3. In the dialogue box that appears, choose "add extension".
  4. You will now see the G Suite Training icon in the upper right corner of all supported apps (Google Drive, Gmail, Google Classroom etc.)
  5. Click the G Suite Training icon to access videos related to the product you are using.