Managing plan settings is available to users on the Essential plan.
You can manage the plan you are subscribed to along with its associated settings from your Quizizz dashboard.
To manage your plan, log into your Quizizz account and click on 'Settings' on the left navigation pane. Scroll to the bottom of the page to find your plan details.
Click on 'Add backup payment method' to input the details for a new payment method. You can also click on 'Manage plan' to view more details about your plan and edit related settings.