iTunes
Q: How do I remove a credit card
HHow do I remove my credit card information from my Apple account and I tunes?
Posted on Aug 18, 2016 10:20 AM
by King_Penguin,Apple recommended
iTunes
Log into your account (e.g. Account > View My Account menu option on the current iTunes), not when trying to download something, and see if you get the 'none' option : Change or remove your Apple ID payment information - Apple Support
Posted on Aug 18, 2016 10:21 AM