Log in to your HostRooster account.
Go to the "Payment Methods" section by visiting the following URL: https://hostrooster.com/my-account/payment-methods/
Here, you can add and manage your payment methods, including credit cards or other payment options, by clicking on the "Add Payment Method" button.
Follow the on-screen instructions to input your payment information, such as your card number, expiration date, and billing address.
Once you've added your payment details, you can select a default payment method if you have multiple options.
Click the "Save Changes" button to save your payment information.
Your payment details should now be securely stored in your HostRooster account for future transactions and reservations.