Hello coleencronje!
It seems that you're trying to add a payment method. Allow me to share with you the steps on how to add it.
First, make sure to log in as a primary or company admin. Then, follow these steps:
Also, you can check this link: Update billing, payment, and subscription info in QuickBooks Online. This will show you the detailed steps on how to change your billing info, payment method, upgrade and downgrade your subscription.
I'll lend a hand again if you have more questions regarding your subscription. I'll also take a moment to listen if you have concerns regarding your data in QuickBooks Online.
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