If you wish to remove the credit card information stored, you need to do the following:

• Log into your CAM4 account if not logged in already
• Click on your circular profile avatar located at the top right of the page
• Select My Account within the drop-down menu
• Select the upper middle tab labeled Account Settings
• Click the Payments & Subscriptions button
• Turn the switch next to Enable 1-Click Checkouts for Easier Purchases to the off position

This will require you to enter your payment information each time you make a purchase.

You can re-enable the 1-Click Checkout option by following the above steps and toggling the switch next to Enable 1-Click Checkouts for Easier Purchases to the on position