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.
For all the general enquiries like buying or selling on the site, you can call the Amazon customer service number 0800 279 7234. This number can also be used if you need to give any feedback or complaint on the shopping experience. The phone lines are open seven days a week from 6am to 12 midnight.