It is simple to add or edit payment details regardless which tier you have, in this article I will describe step by step how you do if you are a teams customer.
Go to Settings > Subscription
By clicking on the grey boxes that says Edit you can fill in email and payment information:
You can also see an overview of the billing history by scrolling down.
If you have Workplace or Enterprise pricing plan, in order to change billing details you need to contact your deal owner or our help center directly.