Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Please refer to the AI answer, as it provides the detailed steps for updating the payment method on your Microsoft 365 business subscription.
Note: You can change the cardholder name, billing address, or expiration date for an existing credit or debit card. However, the card number itself cannot be changed. If the card number has changed, you'll need to add the new card as a payment method and then remove the old one.
If you get stuck at any step or encounter any error messages while updating the card, please let me know where the issue occurs and I'll be happy to help further.