Manage Your Payment Method
In the Settings App
Click Billing Portal in the menu
Click Manage Billing
Scroll down to Payment Methods
Click Add payment method
Add your card information
When you have multiple cards listed, you can click on the three dots then click Make default to set a default payment method
In the Settings App
Click Billing Portal in the menu
Click Manage Billing
Scroll down to Payment Methods
Click Add payment method
Add your card information
When you have multiple cards listed, you can click on the three dots then click Make default to set a default payment method
Updated on: 06 / 16 / 2020