My itunes store has credit but netflix is not getting renewed

Re: My itunes store has credit but netflix is not getting renewed

Your Apple ID is the account you use to access Apple services like the App Store, Apple Music, iCloud, iMessage, FaceTime, and more. It includes the email address and password you use to sign in as well as the contact, payment, and security details you use across Apple services.

See: How apps, content, and subscriptions from Apple are billed - Apple Support

You may want to check which payment methods are available in your Apple ID account for subscriptions etc.

Payment methods that you can use with your Apple ID - Apple Support

You can: Check your Apple Account balance - Apple Support

For some purchases, Apple may require you have a credit or debit card on file, even if you use an Apple Account balance for your purchase or payments.

You can check which payment methods Apple can accept in your country or region:

Payment methods that you can use with your Apple ID - Apple Support

If needed: How to: Add money to your Apple Account balance - Apple Support

or

Add a payment method to your Apple ID - Apple Support

or

The Billing and Subscriptions Support website has contact info at the bottom of their webpage:

Subscriptions and Billing - Official Apple Support

Hope this helps :-)