Your admins can access subscription data for 90 days from the cancellation date, but your users no longer have access to the services or data. Learn more about what happens to your data and access when your subscription ends.
You’ll see the cancellation on your next invoice. To manage or reactivate your subscription, go to the Microsoft 365 admin center by December 22, 2020.
Additional Resources:
Learn what happens when you cancel a subscription.