Administrators are the only users that can update the subscription and credit card information. Keep in mind, your card will not be processed until your trial period is over.

  1.  Select "Subscription" from the left navigation bar.

  2. Select the updated plan you would like to subscribe to for a monthly or an annual charge. 

The next billing cycle will update with your new plan and charge your credit card on file.  Once the payment is processed, an invoice will appear beneath the credit card section. 

See example below: