Have a past due bill, cannot add another payment method.

If you're experiencing issues with adding a new payment method and have a past due bill, here are some steps to resolve the situation:

1. Browser Issues: Try clearing your browser's cache and cookies, or use a different browser to see if the payment method page loads properly.

2. Account Access: Ensure you're logged in with the correct account credentials. To change payment methods, you need to be logged in as the root user of the AWS account or have the necessary IAM permissions. By default, IAM users don't have access to the AWS Billing console.

3. Organization Structure: If you're part of an AWS Organization, verify you're logged into the management (payer) account, as payment methods can only be updated on the account that manages billing for the entire organization.

4. Alternative Approach: If the "Add payment method" button continues to spin without loading, you can try to:

• Log out and log back in
• Access the billing console at a different time (there might be temporary system issues)
• Use a different device or network connection

5. Contact AWS Support: If you continue to experience issues and cannot update your payment method, contact AWS Support directly. They can help troubleshoot the issue further and potentially assist with adding a new payment method on their end.

It's important to resolve this quickly to avoid any potential account suspension due to the past due balance. When contacting AWS Support, be prepared to provide your account ID and details about the payment issue you're experiencing.
Sources
Cant change Payment method | AWS re:Post
Cannot make a payment with a new Card | AWS re:Post