Hi Melanie B,

Thank you for reaching out to us. I am Blessing, an independent advisor here and a Microsoft user like you.

You can change your Microsoft subscription payment method using the steps below:

1. Sign in to Services and subscriptions with your Microsoft account using this link https://account.microsoft.com/services
2. Find the subscription in the list, select Manage, and then select Change how you pay.
3. Selecting Change how you pay gives you a list of your current payment options.
4. If you don't see the option you want, select Add a new way to pay from that list and follow the instructions. See source for guidance: https://support.microsoft.com/help/39ab4bc1-01f9-fc28-c3a5-49e87b6e7611

If you are still unable to add a new payment method for your Microsoft 365 subscription, please contact Microsoft support to assist you as payment method/credit card details has to do with sensitive information.

1. Go to http://support.office.com/home/chat
2. Describe your issue (Change payment method for my subscription) and click 'Get Help'. Then scroll down to select Contact support.
3. Select your product (Microsoft 365 and Office) and category (manage my subscription) > click Confirm.
4. Click ‘Chat with support agent’ > Confirm.
5. Click Start Chat.

Hope this helps!

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