Update your billing details 1 Access your profile by navigating to the drop-down menu in the top right-hand corner. 2 Select 'My Account' to access your membership and billing details. 3 Select the option 'Update Billing Info' to input your new credit card details. 4 Once you've put in your new credit card details, select 'Update' to submit the change. 5 That's it! You will know your details have been successfully updated when you see the notification 'Information Updated'.