Here's how to change your preferred payment method through your web browsers.
1. Signed in to your GuitarZoom Dashboard, tap on your Profile Settings tab.
Alternatively, you can click on https://guitarzoom.com/u/dashboard/my-account
2. Click on the 'Manage Cards' button that's next to your Payment Methods.
3. You may then Add a payment method and Edit or Delete your preferred Payment Method on this page: https://guitarzoom.com/u/dashboard/my-account/payment-methods