To update your primary PayPal funding source, you will need to login into your PayPal account at paypal.com and follow these steps:
1. Log in to your PayPal account.
2. Click *Profile* near the top of the page.
3. Click *My money*.
4. Click *Update *in the *My preapproved payments *section.
5. Click the name of the merchant for the agreement you want to change.
6. Click *Change* in the Payment Method section.
7. Select the payment method you’d like to use.