When updating your billing information, make sure the payment method you enter is supported. These are the accepted cards Visa, MasterCard, American Express, and Discover. The card must have a US-based billing address.
Here's how to update the billing information:
Click the Gear icon.
Select Account and Settings, select Billing & Subscription.
On the Payment Method section, click Edit.
Enter the complete credit card info then select Confirm card.