If you're seeing the message below for more than a few seconds your Google Apps Admin will need to install the Google Drive App for your organization. Round up your G Suite Admin and ask them to follow the steps below.
Steps to grant access for Google Drive folder structure
Google Super Admin logs into their Google Account and creates scope for Google Drive App. Once active this will grant access to CloudExtend's Google Drive component for the whole organization and allow licensed users to add files and folders.
Google Drive sync setup on Google Apps account
To install the CloudExtend for Google Drive app, you will need to sign in to the Google Apps admin portal as a Super Admin.
From your G Suite admin console navigate to Security > Advanced Settings and click on Manage API client access.
There add the following details for ClientID and API scopes to create a new Authorized API client.
https://www.googleapis.com/auth/calendar, https://www.googleapis.com/auth/drive, https://www.googleapis.com/auth/userinfo.email, https://www.googleapis.com/auth/userinfo.profile
Once this is done, The Google drive integration should be up and running for your organization.