You can use the "Billing & Invoices" section for the following:
- View / Download Invoices
- Modify Bill To / Ship to Address
- Update Payment Details
- Update VAT (Regional Tax) ID details
- View / Download Refund receipts
Note: Only Owner of the Account can access "Billing & Invoices" page to use the above features. You can refer this FAQ to find the owner of your account.