The payment options can be added and modified from the Payments page here. It prompts for adding a valid payment option while making a purchase as well. Manage money in your Microsoft account ...

Update: Microsoft has restored Bitcoin as a payment option "after working with our provider to ensure lower Bitcoin amounts would be redeemable by customers." In a blow for Bitcoin enthusiasts ...

Microsoft has announced that it is now accepting Bitcoin as a payment option for buying digital content. The integration allows you to add funds to your Microsoft account with Bitcoin, which can ...

In that case, you can update your payment details by going to the Payment options section on the Microsoft account page. What do I do if I can’t verify my Microsoft account?

Update: Microsoft told TechCrunch it will continue to support bitcoin. The company said “inaccurate information” had been posted online causing the confusion: We continue to support Bitcoin ...