Picture above is an example, and not a real device.
Step 3: Choose payment method and add billing details.
You can choose between Credit Card (Braintree), PayPal, Google Pay and Apple Pay.
If you want to use Google Pay or Apple Pay, please make sure that you have added a valid payment method in Google Pay/Apple Pay.
If you purchase the license from your PC and want to use Apple Pay then you need to use Safari browser on macOS.
Pictures below are an example, and not a real device.