Go to your All Apps page. Right-click on the Music, and iHeart Radio apps, both are Xbox, and choose Uninstall from the menu at the bottom of the page. Do the same for any other Xbox apps you find and they will be gone.
The customer support phone number of Amazon Gift Card is +1-866-258-7741, +1 (206) 346-2992, +1 (206) 266-2992 (Click phone number to call). The postal and official address, email address and phone number (helpline) of Amazon Gift Card Service Center and Amazon Gift Card customer service phone number is given below.
, Software Development Engineer at Amazon (2016-present) You can call Amazon customer service at 1 (888) 280-4331 and explain your situation. A customer service representative will provide you with your options, and also cancel the membership and make a refund. I personally have called up, canceled my membership and have gotten a refund.