In order to change your payment details, or update your details with a new card, follow the steps below.
Please Note: If you are in a Parent account, billing is found to the top left of your screen:
From the Lightyear screen, select the Settings icon to the left and from the drop down select Billing
You will then see the Billing Overview page:
From this window, click on the Change Payment Details button.
This will then take you to the Card Screen, Update your setting and click Update.
After update is clicked, this new card will be used going forward.
If you need any assistance with this please contact support or open an in app chat using the chat button to the bottom left of the screen.