i can't change my payment

sign in to your account, go to your account information, click the Edit Payment Information button, which is the second button from the top.

- On the Edit Payment Information page, select "None" from the list of credit card types. This will delete your billing information.

Be sure to click the Done button at the bottom of the page to save your changes.

Are you from U.S? make sure your billing address match with the USPS format. you can check your address is in correct format in this website

https://www.usps.com/

OH.. too bad. You need to use a billing address and payment method from the same country. if the billing address on your account is in thailand you need to use CC from thailand. gets?

I don't have none on my iTunes, because someone has using my account to purchase...how I need to do...I saw amaz,visa and master no none icon.... I can't update it show any previous bill?... What should I do to turn off the payment method